diff --git a/proto/mediums/web_rtc_signaling_frames.pb.cc b/proto/mediums/web_rtc_signaling_frames.pb.cc
new file mode 100644
index 00000000..e5652b3a
--- /dev/null
+++ b/proto/mediums/web_rtc_signaling_frames.pb.cc
@@ -0,0 +1,2192 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: proto/mediums/web_rtc_signaling_frames.proto
+
+#include "proto/mediums/web_rtc_signaling_frames.pb.h"
+
+#include <algorithm>
+
+#include <google/protobuf/io/coded_stream.h>
+#include <google/protobuf/extension_set.h>
+#include <google/protobuf/wire_format_lite.h>
+#include <google/protobuf/io/zero_copy_stream_impl_lite.h>
+// @@protoc_insertion_point(includes)
+#include <google/protobuf/port_def.inc>
+
+PROTOBUF_PRAGMA_INIT_SEG
+namespace location {
+namespace nearby {
+namespace mediums {
+constexpr WebRtcSignalingFrame::WebRtcSignalingFrame(
+  ::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized)
+  : sender_id_(nullptr)
+  , type_(0)
+
+  , _oneof_case_{}{}
+struct WebRtcSignalingFrameDefaultTypeInternal {
+  constexpr WebRtcSignalingFrameDefaultTypeInternal()
+    : _instance(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized{}) {}
+  ~WebRtcSignalingFrameDefaultTypeInternal() {}
+  union {
+    WebRtcSignalingFrame _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT WebRtcSignalingFrameDefaultTypeInternal _WebRtcSignalingFrame_default_instance_;
+constexpr PeerId::PeerId(
+  ::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized)
+  : id_(&::PROTOBUF_NAMESPACE_ID::internal::fixed_address_empty_string){}
+struct PeerIdDefaultTypeInternal {
+  constexpr PeerIdDefaultTypeInternal()
+    : _instance(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized{}) {}
+  ~PeerIdDefaultTypeInternal() {}
+  union {
+    PeerId _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT PeerIdDefaultTypeInternal _PeerId_default_instance_;
+constexpr SessionDescription::SessionDescription(
+  ::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized)
+  : description_(&::PROTOBUF_NAMESPACE_ID::internal::fixed_address_empty_string){}
+struct SessionDescriptionDefaultTypeInternal {
+  constexpr SessionDescriptionDefaultTypeInternal()
+    : _instance(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized{}) {}
+  ~SessionDescriptionDefaultTypeInternal() {}
+  union {
+    SessionDescription _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT SessionDescriptionDefaultTypeInternal _SessionDescription_default_instance_;
+constexpr IceCandidate::IceCandidate(
+  ::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized)
+  : sdp_(&::PROTOBUF_NAMESPACE_ID::internal::fixed_address_empty_string)
+  , sdp_mid_(&::PROTOBUF_NAMESPACE_ID::internal::fixed_address_empty_string)
+  , sdp_m_line_index_(0){}
+struct IceCandidateDefaultTypeInternal {
+  constexpr IceCandidateDefaultTypeInternal()
+    : _instance(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized{}) {}
+  ~IceCandidateDefaultTypeInternal() {}
+  union {
+    IceCandidate _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT IceCandidateDefaultTypeInternal _IceCandidate_default_instance_;
+constexpr IceCandidates::IceCandidates(
+  ::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized)
+  : ice_candidates_(){}
+struct IceCandidatesDefaultTypeInternal {
+  constexpr IceCandidatesDefaultTypeInternal()
+    : _instance(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized{}) {}
+  ~IceCandidatesDefaultTypeInternal() {}
+  union {
+    IceCandidates _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT IceCandidatesDefaultTypeInternal _IceCandidates_default_instance_;
+constexpr Offer::Offer(
+  ::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized)
+  : session_description_(nullptr){}
+struct OfferDefaultTypeInternal {
+  constexpr OfferDefaultTypeInternal()
+    : _instance(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized{}) {}
+  ~OfferDefaultTypeInternal() {}
+  union {
+    Offer _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT OfferDefaultTypeInternal _Offer_default_instance_;
+constexpr Answer::Answer(
+  ::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized)
+  : session_description_(nullptr){}
+struct AnswerDefaultTypeInternal {
+  constexpr AnswerDefaultTypeInternal()
+    : _instance(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized{}) {}
+  ~AnswerDefaultTypeInternal() {}
+  union {
+    Answer _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT AnswerDefaultTypeInternal _Answer_default_instance_;
+constexpr ReadyForSignalingPoke::ReadyForSignalingPoke(
+  ::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized){}
+struct ReadyForSignalingPokeDefaultTypeInternal {
+  constexpr ReadyForSignalingPokeDefaultTypeInternal()
+    : _instance(::PROTOBUF_NAMESPACE_ID::internal::ConstantInitialized{}) {}
+  ~ReadyForSignalingPokeDefaultTypeInternal() {}
+  union {
+    ReadyForSignalingPoke _instance;
+  };
+};
+PROTOBUF_ATTRIBUTE_NO_DESTROY PROTOBUF_CONSTINIT ReadyForSignalingPokeDefaultTypeInternal _ReadyForSignalingPoke_default_instance_;
+}  // namespace mediums
+}  // namespace nearby
+}  // namespace location
+namespace location {
+namespace nearby {
+namespace mediums {
+bool WebRtcSignalingFrame_FrameType_IsValid(int value) {
+  switch (value) {
+    case 0:
+    case 1:
+    case 2:
+    case 3:
+    case 4:
+      return true;
+    default:
+      return false;
+  }
+}
+
+static ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<std::string> WebRtcSignalingFrame_FrameType_strings[5] = {};
+
+static const char WebRtcSignalingFrame_FrameType_names[] =
+  "ANSWER_TYPE"
+  "ICE_CANDIDATES_TYPE"
+  "OFFER_TYPE"
+  "READY_FOR_SIGNALING_POKE_TYPE"
+  "UNKNOWN_FRAME_TYPE";
+
+static const ::PROTOBUF_NAMESPACE_ID::internal::EnumEntry WebRtcSignalingFrame_FrameType_entries[] = {
+  { {WebRtcSignalingFrame_FrameType_names + 0, 11}, 2 },
+  { {WebRtcSignalingFrame_FrameType_names + 11, 19}, 3 },
+  { {WebRtcSignalingFrame_FrameType_names + 30, 10}, 1 },
+  { {WebRtcSignalingFrame_FrameType_names + 40, 29}, 4 },
+  { {WebRtcSignalingFrame_FrameType_names + 69, 18}, 0 },
+};
+
+static const int WebRtcSignalingFrame_FrameType_entries_by_number[] = {
+  4, // 0 -> UNKNOWN_FRAME_TYPE
+  2, // 1 -> OFFER_TYPE
+  0, // 2 -> ANSWER_TYPE
+  1, // 3 -> ICE_CANDIDATES_TYPE
+  3, // 4 -> READY_FOR_SIGNALING_POKE_TYPE
+};
+
+const std::string& WebRtcSignalingFrame_FrameType_Name(
+    WebRtcSignalingFrame_FrameType value) {
+  static const bool dummy =
+      ::PROTOBUF_NAMESPACE_ID::internal::InitializeEnumStrings(
+          WebRtcSignalingFrame_FrameType_entries,
+          WebRtcSignalingFrame_FrameType_entries_by_number,
+          5, WebRtcSignalingFrame_FrameType_strings);
+  (void) dummy;
+  int idx = ::PROTOBUF_NAMESPACE_ID::internal::LookUpEnumName(
+      WebRtcSignalingFrame_FrameType_entries,
+      WebRtcSignalingFrame_FrameType_entries_by_number,
+      5, value);
+  return idx == -1 ? ::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString() :
+                     WebRtcSignalingFrame_FrameType_strings[idx].get();
+}
+bool WebRtcSignalingFrame_FrameType_Parse(
+    ::PROTOBUF_NAMESPACE_ID::ConstStringParam name, WebRtcSignalingFrame_FrameType* value) {
+  int int_value;
+  bool success = ::PROTOBUF_NAMESPACE_ID::internal::LookUpEnumValue(
+      WebRtcSignalingFrame_FrameType_entries, 5, name, &int_value);
+  if (success) {
+    *value = static_cast<WebRtcSignalingFrame_FrameType>(int_value);
+  }
+  return success;
+}
+#if (__cplusplus < 201703) && (!defined(_MSC_VER) || (_MSC_VER >= 1900 && _MSC_VER < 1912))
+constexpr WebRtcSignalingFrame_FrameType WebRtcSignalingFrame::UNKNOWN_FRAME_TYPE;
+constexpr WebRtcSignalingFrame_FrameType WebRtcSignalingFrame::OFFER_TYPE;
+constexpr WebRtcSignalingFrame_FrameType WebRtcSignalingFrame::ANSWER_TYPE;
+constexpr WebRtcSignalingFrame_FrameType WebRtcSignalingFrame::ICE_CANDIDATES_TYPE;
+constexpr WebRtcSignalingFrame_FrameType WebRtcSignalingFrame::READY_FOR_SIGNALING_POKE_TYPE;
+constexpr WebRtcSignalingFrame_FrameType WebRtcSignalingFrame::FrameType_MIN;
+constexpr WebRtcSignalingFrame_FrameType WebRtcSignalingFrame::FrameType_MAX;
+constexpr int WebRtcSignalingFrame::FrameType_ARRAYSIZE;
+#endif  // (__cplusplus < 201703) && (!defined(_MSC_VER) || (_MSC_VER >= 1900 && _MSC_VER < 1912))
+
+// ===================================================================
+
+class WebRtcSignalingFrame::_Internal {
+ public:
+  using HasBits = decltype(std::declval<WebRtcSignalingFrame>()._has_bits_);
+  static const ::location::nearby::mediums::PeerId& sender_id(const WebRtcSignalingFrame* msg);
+  static void set_has_sender_id(HasBits* has_bits) {
+    (*has_bits)[0] |= 1u;
+  }
+  static void set_has_type(HasBits* has_bits) {
+    (*has_bits)[0] |= 2u;
+  }
+  static const ::location::nearby::mediums::Offer& offer(const WebRtcSignalingFrame* msg);
+  static const ::location::nearby::mediums::Answer& answer(const WebRtcSignalingFrame* msg);
+  static const ::location::nearby::mediums::IceCandidates& ice_candidates(const WebRtcSignalingFrame* msg);
+  static const ::location::nearby::mediums::ReadyForSignalingPoke& ready_for_signaling_poke(const WebRtcSignalingFrame* msg);
+};
+
+const ::location::nearby::mediums::PeerId&
+WebRtcSignalingFrame::_Internal::sender_id(const WebRtcSignalingFrame* msg) {
+  return *msg->sender_id_;
+}
+const ::location::nearby::mediums::Offer&
+WebRtcSignalingFrame::_Internal::offer(const WebRtcSignalingFrame* msg) {
+  return *msg->Frame_.offer_;
+}
+const ::location::nearby::mediums::Answer&
+WebRtcSignalingFrame::_Internal::answer(const WebRtcSignalingFrame* msg) {
+  return *msg->Frame_.answer_;
+}
+const ::location::nearby::mediums::IceCandidates&
+WebRtcSignalingFrame::_Internal::ice_candidates(const WebRtcSignalingFrame* msg) {
+  return *msg->Frame_.ice_candidates_;
+}
+const ::location::nearby::mediums::ReadyForSignalingPoke&
+WebRtcSignalingFrame::_Internal::ready_for_signaling_poke(const WebRtcSignalingFrame* msg) {
+  return *msg->Frame_.ready_for_signaling_poke_;
+}
+void WebRtcSignalingFrame::set_allocated_offer(::location::nearby::mediums::Offer* offer) {
+  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
+  clear_Frame();
+  if (offer) {
+    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
+      ::PROTOBUF_NAMESPACE_ID::Arena::InternalHelper<::location::nearby::mediums::Offer>::GetOwningArena(offer);
+    if (message_arena != submessage_arena) {
+      offer = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, offer, submessage_arena);
+    }
+    set_has_offer();
+    Frame_.offer_ = offer;
+  }
+  // @@protoc_insertion_point(field_set_allocated:location.nearby.mediums.WebRtcSignalingFrame.offer)
+}
+void WebRtcSignalingFrame::set_allocated_answer(::location::nearby::mediums::Answer* answer) {
+  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
+  clear_Frame();
+  if (answer) {
+    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
+      ::PROTOBUF_NAMESPACE_ID::Arena::InternalHelper<::location::nearby::mediums::Answer>::GetOwningArena(answer);
+    if (message_arena != submessage_arena) {
+      answer = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, answer, submessage_arena);
+    }
+    set_has_answer();
+    Frame_.answer_ = answer;
+  }
+  // @@protoc_insertion_point(field_set_allocated:location.nearby.mediums.WebRtcSignalingFrame.answer)
+}
+void WebRtcSignalingFrame::set_allocated_ice_candidates(::location::nearby::mediums::IceCandidates* ice_candidates) {
+  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
+  clear_Frame();
+  if (ice_candidates) {
+    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
+      ::PROTOBUF_NAMESPACE_ID::Arena::InternalHelper<::location::nearby::mediums::IceCandidates>::GetOwningArena(ice_candidates);
+    if (message_arena != submessage_arena) {
+      ice_candidates = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, ice_candidates, submessage_arena);
+    }
+    set_has_ice_candidates();
+    Frame_.ice_candidates_ = ice_candidates;
+  }
+  // @@protoc_insertion_point(field_set_allocated:location.nearby.mediums.WebRtcSignalingFrame.ice_candidates)
+}
+void WebRtcSignalingFrame::set_allocated_ready_for_signaling_poke(::location::nearby::mediums::ReadyForSignalingPoke* ready_for_signaling_poke) {
+  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaForAllocation();
+  clear_Frame();
+  if (ready_for_signaling_poke) {
+    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena =
+      ::PROTOBUF_NAMESPACE_ID::Arena::InternalHelper<::location::nearby::mediums::ReadyForSignalingPoke>::GetOwningArena(ready_for_signaling_poke);
+    if (message_arena != submessage_arena) {
+      ready_for_signaling_poke = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
+          message_arena, ready_for_signaling_poke, submessage_arena);
+    }
+    set_has_ready_for_signaling_poke();
+    Frame_.ready_for_signaling_poke_ = ready_for_signaling_poke;
+  }
+  // @@protoc_insertion_point(field_set_allocated:location.nearby.mediums.WebRtcSignalingFrame.ready_for_signaling_poke)
+}
+WebRtcSignalingFrame::WebRtcSignalingFrame(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+                         bool is_message_owned)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(arena, is_message_owned) {
+  SharedCtor();
+  if (!is_message_owned) {
+    RegisterArenaDtor(arena);
+  }
+  // @@protoc_insertion_point(arena_constructor:location.nearby.mediums.WebRtcSignalingFrame)
+}
+WebRtcSignalingFrame::WebRtcSignalingFrame(const WebRtcSignalingFrame& from)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(),
+      _has_bits_(from._has_bits_) {
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+  if (from._internal_has_sender_id()) {
+    sender_id_ = new ::location::nearby::mediums::PeerId(*from.sender_id_);
+  } else {
+    sender_id_ = nullptr;
+  }
+  type_ = from.type_;
+  clear_has_Frame();
+  switch (from.Frame_case()) {
+    case kOffer: {
+      _internal_mutable_offer()->::location::nearby::mediums::Offer::MergeFrom(from._internal_offer());
+      break;
+    }
+    case kAnswer: {
+      _internal_mutable_answer()->::location::nearby::mediums::Answer::MergeFrom(from._internal_answer());
+      break;
+    }
+    case kIceCandidates: {
+      _internal_mutable_ice_candidates()->::location::nearby::mediums::IceCandidates::MergeFrom(from._internal_ice_candidates());
+      break;
+    }
+    case kReadyForSignalingPoke: {
+      _internal_mutable_ready_for_signaling_poke()->::location::nearby::mediums::ReadyForSignalingPoke::MergeFrom(from._internal_ready_for_signaling_poke());
+      break;
+    }
+    case FRAME_NOT_SET: {
+      break;
+    }
+  }
+  // @@protoc_insertion_point(copy_constructor:location.nearby.mediums.WebRtcSignalingFrame)
+}
+
+inline void WebRtcSignalingFrame::SharedCtor() {
+::memset(reinterpret_cast<char*>(this) + static_cast<size_t>(
+    reinterpret_cast<char*>(&sender_id_) - reinterpret_cast<char*>(this)),
+    0, static_cast<size_t>(reinterpret_cast<char*>(&type_) -
+    reinterpret_cast<char*>(&sender_id_)) + sizeof(type_));
+clear_has_Frame();
+}
+
+WebRtcSignalingFrame::~WebRtcSignalingFrame() {
+  // @@protoc_insertion_point(destructor:location.nearby.mediums.WebRtcSignalingFrame)
+  if (GetArenaForAllocation() != nullptr) return;
+  SharedDtor();
+  _internal_metadata_.Delete<std::string>();
+}
+
+inline void WebRtcSignalingFrame::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+  if (this != internal_default_instance()) delete sender_id_;
+  if (has_Frame()) {
+    clear_Frame();
+  }
+}
+
+void WebRtcSignalingFrame::ArenaDtor(void* object) {
+  WebRtcSignalingFrame* _this = reinterpret_cast< WebRtcSignalingFrame* >(object);
+  (void)_this;
+}
+void WebRtcSignalingFrame::RegisterArenaDtor(::PROTOBUF_NAMESPACE_ID::Arena*) {
+}
+void WebRtcSignalingFrame::SetCachedSize(int size) const {
+  _cached_size_.Set(size);
+}
+
+void WebRtcSignalingFrame::clear_Frame() {
+// @@protoc_insertion_point(one_of_clear_start:location.nearby.mediums.WebRtcSignalingFrame)
+  switch (Frame_case()) {
+    case kOffer: {
+      if (GetArenaForAllocation() == nullptr) {
+        delete Frame_.offer_;
+      }
+      break;
+    }
+    case kAnswer: {
+      if (GetArenaForAllocation() == nullptr) {
+        delete Frame_.answer_;
+      }
+      break;
+    }
+    case kIceCandidates: {
+      if (GetArenaForAllocation() == nullptr) {
+        delete Frame_.ice_candidates_;
+      }
+      break;
+    }
+    case kReadyForSignalingPoke: {
+      if (GetArenaForAllocation() == nullptr) {
+        delete Frame_.ready_for_signaling_poke_;
+      }
+      break;
+    }
+    case FRAME_NOT_SET: {
+      break;
+    }
+  }
+  _oneof_case_[0] = FRAME_NOT_SET;
+}
+
+
+void WebRtcSignalingFrame::Clear() {
+// @@protoc_insertion_point(message_clear_start:location.nearby.mediums.WebRtcSignalingFrame)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000001u) {
+    GOOGLE_DCHECK(sender_id_ != nullptr);
+    sender_id_->Clear();
+  }
+  type_ = 0;
+  clear_Frame();
+  _has_bits_.Clear();
+  _internal_metadata_.Clear<std::string>();
+}
+
+const char* WebRtcSignalingFrame::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
+#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
+  _Internal::HasBits has_bits{};
+  while (!ctx->Done(&ptr)) {
+    uint32_t tag;
+    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
+    switch (tag >> 3) {
+      // optional .location.nearby.mediums.PeerId sender_id = 1;
+      case 1:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 10)) {
+          ptr = ctx->ParseMessage(_internal_mutable_sender_id(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // optional .location.nearby.mediums.WebRtcSignalingFrame.FrameType type = 2;
+      case 2:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 16)) {
+          uint64_t val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint64(&ptr);
+          CHK_(ptr);
+          if (PROTOBUF_PREDICT_TRUE(::location::nearby::mediums::WebRtcSignalingFrame_FrameType_IsValid(val))) {
+            _internal_set_type(static_cast<::location::nearby::mediums::WebRtcSignalingFrame_FrameType>(val));
+          } else {
+            ::PROTOBUF_NAMESPACE_ID::internal::WriteVarint(2, val, mutable_unknown_fields());
+          }
+        } else
+          goto handle_unusual;
+        continue;
+      // .location.nearby.mediums.Offer offer = 3;
+      case 3:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 26)) {
+          ptr = ctx->ParseMessage(_internal_mutable_offer(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // .location.nearby.mediums.Answer answer = 4;
+      case 4:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 34)) {
+          ptr = ctx->ParseMessage(_internal_mutable_answer(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // .location.nearby.mediums.IceCandidates ice_candidates = 5;
+      case 5:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 42)) {
+          ptr = ctx->ParseMessage(_internal_mutable_ice_candidates(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // .location.nearby.mediums.ReadyForSignalingPoke ready_for_signaling_poke = 6;
+      case 6:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 50)) {
+          ptr = ctx->ParseMessage(_internal_mutable_ready_for_signaling_poke(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      default:
+        goto handle_unusual;
+    }  // switch
+  handle_unusual:
+    if ((tag == 0) || ((tag & 7) == 4)) {
+      CHK_(ptr);
+      ctx->SetLastTag(tag);
+      goto message_done;
+    }
+    ptr = UnknownFieldParse(
+        tag,
+        _internal_metadata_.mutable_unknown_fields<std::string>(),
+        ptr, ctx);
+    CHK_(ptr != nullptr);
+  }  // while
+message_done:
+  _has_bits_.Or(has_bits);
+  return ptr;
+failure:
+  ptr = nullptr;
+  goto message_done;
+#undef CHK_
+}
+
+uint8_t* WebRtcSignalingFrame::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:location.nearby.mediums.WebRtcSignalingFrame)
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  // optional .location.nearby.mediums.PeerId sender_id = 1;
+  if (cached_has_bits & 0x00000001u) {
+    target = stream->EnsureSpace(target);
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+      InternalWriteMessage(
+        1, _Internal::sender_id(this), target, stream);
+  }
+
+  // optional .location.nearby.mediums.WebRtcSignalingFrame.FrameType type = 2;
+  if (cached_has_bits & 0x00000002u) {
+    target = stream->EnsureSpace(target);
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
+      2, this->_internal_type(), target);
+  }
+
+  switch (Frame_case()) {
+    case kOffer: {
+      target = stream->EnsureSpace(target);
+      target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+        InternalWriteMessage(
+          3, _Internal::offer(this), target, stream);
+      break;
+    }
+    case kAnswer: {
+      target = stream->EnsureSpace(target);
+      target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+        InternalWriteMessage(
+          4, _Internal::answer(this), target, stream);
+      break;
+    }
+    case kIceCandidates: {
+      target = stream->EnsureSpace(target);
+      target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+        InternalWriteMessage(
+          5, _Internal::ice_candidates(this), target, stream);
+      break;
+    }
+    case kReadyForSignalingPoke: {
+      target = stream->EnsureSpace(target);
+      target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+        InternalWriteMessage(
+          6, _Internal::ready_for_signaling_poke(this), target, stream);
+      break;
+    }
+    default: ;
+  }
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    target = stream->WriteRaw(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).data(),
+        static_cast<int>(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size()), target);
+  }
+  // @@protoc_insertion_point(serialize_to_array_end:location.nearby.mediums.WebRtcSignalingFrame)
+  return target;
+}
+
+size_t WebRtcSignalingFrame::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:location.nearby.mediums.WebRtcSignalingFrame)
+  size_t total_size = 0;
+
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000003u) {
+    // optional .location.nearby.mediums.PeerId sender_id = 1;
+    if (cached_has_bits & 0x00000001u) {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+          *sender_id_);
+    }
+
+    // optional .location.nearby.mediums.WebRtcSignalingFrame.FrameType type = 2;
+    if (cached_has_bits & 0x00000002u) {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->_internal_type());
+    }
+
+  }
+  switch (Frame_case()) {
+    // .location.nearby.mediums.Offer offer = 3;
+    case kOffer: {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+          *Frame_.offer_);
+      break;
+    }
+    // .location.nearby.mediums.Answer answer = 4;
+    case kAnswer: {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+          *Frame_.answer_);
+      break;
+    }
+    // .location.nearby.mediums.IceCandidates ice_candidates = 5;
+    case kIceCandidates: {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+          *Frame_.ice_candidates_);
+      break;
+    }
+    // .location.nearby.mediums.ReadyForSignalingPoke ready_for_signaling_poke = 6;
+    case kReadyForSignalingPoke: {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+          *Frame_.ready_for_signaling_poke_);
+      break;
+    }
+    case FRAME_NOT_SET: {
+      break;
+    }
+  }
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    total_size += _internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size();
+  }
+  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
+  SetCachedSize(cached_size);
+  return total_size;
+}
+
+void WebRtcSignalingFrame::CheckTypeAndMergeFrom(
+    const ::PROTOBUF_NAMESPACE_ID::MessageLite& from) {
+  MergeFrom(*::PROTOBUF_NAMESPACE_ID::internal::DownCast<const WebRtcSignalingFrame*>(
+      &from));
+}
+
+void WebRtcSignalingFrame::MergeFrom(const WebRtcSignalingFrame& from) {
+// @@protoc_insertion_point(class_specific_merge_from_start:location.nearby.mediums.WebRtcSignalingFrame)
+  GOOGLE_DCHECK_NE(&from, this);
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  cached_has_bits = from._has_bits_[0];
+  if (cached_has_bits & 0x00000003u) {
+    if (cached_has_bits & 0x00000001u) {
+      _internal_mutable_sender_id()->::location::nearby::mediums::PeerId::MergeFrom(from._internal_sender_id());
+    }
+    if (cached_has_bits & 0x00000002u) {
+      type_ = from.type_;
+    }
+    _has_bits_[0] |= cached_has_bits;
+  }
+  switch (from.Frame_case()) {
+    case kOffer: {
+      _internal_mutable_offer()->::location::nearby::mediums::Offer::MergeFrom(from._internal_offer());
+      break;
+    }
+    case kAnswer: {
+      _internal_mutable_answer()->::location::nearby::mediums::Answer::MergeFrom(from._internal_answer());
+      break;
+    }
+    case kIceCandidates: {
+      _internal_mutable_ice_candidates()->::location::nearby::mediums::IceCandidates::MergeFrom(from._internal_ice_candidates());
+      break;
+    }
+    case kReadyForSignalingPoke: {
+      _internal_mutable_ready_for_signaling_poke()->::location::nearby::mediums::ReadyForSignalingPoke::MergeFrom(from._internal_ready_for_signaling_poke());
+      break;
+    }
+    case FRAME_NOT_SET: {
+      break;
+    }
+  }
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+}
+
+void WebRtcSignalingFrame::CopyFrom(const WebRtcSignalingFrame& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:location.nearby.mediums.WebRtcSignalingFrame)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool WebRtcSignalingFrame::IsInitialized() const {
+  return true;
+}
+
+void WebRtcSignalingFrame::InternalSwap(WebRtcSignalingFrame* other) {
+  using std::swap;
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+  swap(_has_bits_[0], other->_has_bits_[0]);
+  ::PROTOBUF_NAMESPACE_ID::internal::memswap<
+      PROTOBUF_FIELD_OFFSET(WebRtcSignalingFrame, type_)
+      + sizeof(WebRtcSignalingFrame::type_)
+      - PROTOBUF_FIELD_OFFSET(WebRtcSignalingFrame, sender_id_)>(
+          reinterpret_cast<char*>(&sender_id_),
+          reinterpret_cast<char*>(&other->sender_id_));
+  swap(Frame_, other->Frame_);
+  swap(_oneof_case_[0], other->_oneof_case_[0]);
+}
+
+std::string WebRtcSignalingFrame::GetTypeName() const {
+  return "location.nearby.mediums.WebRtcSignalingFrame";
+}
+
+
+// ===================================================================
+
+class PeerId::_Internal {
+ public:
+  using HasBits = decltype(std::declval<PeerId>()._has_bits_);
+  static void set_has_id(HasBits* has_bits) {
+    (*has_bits)[0] |= 1u;
+  }
+};
+
+PeerId::PeerId(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+                         bool is_message_owned)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(arena, is_message_owned) {
+  SharedCtor();
+  if (!is_message_owned) {
+    RegisterArenaDtor(arena);
+  }
+  // @@protoc_insertion_point(arena_constructor:location.nearby.mediums.PeerId)
+}
+PeerId::PeerId(const PeerId& from)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(),
+      _has_bits_(from._has_bits_) {
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+  id_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+    id_.Set(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), "", GetArenaForAllocation());
+  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  if (from._internal_has_id()) {
+    id_.Set(::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::EmptyDefault{}, from._internal_id(), 
+      GetArenaForAllocation());
+  }
+  // @@protoc_insertion_point(copy_constructor:location.nearby.mediums.PeerId)
+}
+
+inline void PeerId::SharedCtor() {
+id_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+#ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  id_.Set(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), "", GetArenaForAllocation());
+#endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+}
+
+PeerId::~PeerId() {
+  // @@protoc_insertion_point(destructor:location.nearby.mediums.PeerId)
+  if (GetArenaForAllocation() != nullptr) return;
+  SharedDtor();
+  _internal_metadata_.Delete<std::string>();
+}
+
+inline void PeerId::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+  id_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+}
+
+void PeerId::ArenaDtor(void* object) {
+  PeerId* _this = reinterpret_cast< PeerId* >(object);
+  (void)_this;
+}
+void PeerId::RegisterArenaDtor(::PROTOBUF_NAMESPACE_ID::Arena*) {
+}
+void PeerId::SetCachedSize(int size) const {
+  _cached_size_.Set(size);
+}
+
+void PeerId::Clear() {
+// @@protoc_insertion_point(message_clear_start:location.nearby.mediums.PeerId)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000001u) {
+    id_.ClearNonDefaultToEmpty();
+  }
+  _has_bits_.Clear();
+  _internal_metadata_.Clear<std::string>();
+}
+
+const char* PeerId::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
+#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
+  _Internal::HasBits has_bits{};
+  while (!ctx->Done(&ptr)) {
+    uint32_t tag;
+    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
+    switch (tag >> 3) {
+      // optional string id = 1;
+      case 1:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 10)) {
+          auto str = _internal_mutable_id();
+          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParser(str, ptr, ctx);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      default:
+        goto handle_unusual;
+    }  // switch
+  handle_unusual:
+    if ((tag == 0) || ((tag & 7) == 4)) {
+      CHK_(ptr);
+      ctx->SetLastTag(tag);
+      goto message_done;
+    }
+    ptr = UnknownFieldParse(
+        tag,
+        _internal_metadata_.mutable_unknown_fields<std::string>(),
+        ptr, ctx);
+    CHK_(ptr != nullptr);
+  }  // while
+message_done:
+  _has_bits_.Or(has_bits);
+  return ptr;
+failure:
+  ptr = nullptr;
+  goto message_done;
+#undef CHK_
+}
+
+uint8_t* PeerId::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:location.nearby.mediums.PeerId)
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  // optional string id = 1;
+  if (cached_has_bits & 0x00000001u) {
+    target = stream->WriteStringMaybeAliased(
+        1, this->_internal_id(), target);
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    target = stream->WriteRaw(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).data(),
+        static_cast<int>(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size()), target);
+  }
+  // @@protoc_insertion_point(serialize_to_array_end:location.nearby.mediums.PeerId)
+  return target;
+}
+
+size_t PeerId::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:location.nearby.mediums.PeerId)
+  size_t total_size = 0;
+
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  // optional string id = 1;
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000001u) {
+    total_size += 1 +
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
+        this->_internal_id());
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    total_size += _internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size();
+  }
+  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
+  SetCachedSize(cached_size);
+  return total_size;
+}
+
+void PeerId::CheckTypeAndMergeFrom(
+    const ::PROTOBUF_NAMESPACE_ID::MessageLite& from) {
+  MergeFrom(*::PROTOBUF_NAMESPACE_ID::internal::DownCast<const PeerId*>(
+      &from));
+}
+
+void PeerId::MergeFrom(const PeerId& from) {
+// @@protoc_insertion_point(class_specific_merge_from_start:location.nearby.mediums.PeerId)
+  GOOGLE_DCHECK_NE(&from, this);
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  if (from._internal_has_id()) {
+    _internal_set_id(from._internal_id());
+  }
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+}
+
+void PeerId::CopyFrom(const PeerId& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:location.nearby.mediums.PeerId)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool PeerId::IsInitialized() const {
+  return true;
+}
+
+void PeerId::InternalSwap(PeerId* other) {
+  using std::swap;
+  auto* lhs_arena = GetArenaForAllocation();
+  auto* rhs_arena = other->GetArenaForAllocation();
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+  swap(_has_bits_[0], other->_has_bits_[0]);
+  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::InternalSwap(
+      &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
+      &id_, lhs_arena,
+      &other->id_, rhs_arena
+  );
+}
+
+std::string PeerId::GetTypeName() const {
+  return "location.nearby.mediums.PeerId";
+}
+
+
+// ===================================================================
+
+class SessionDescription::_Internal {
+ public:
+  using HasBits = decltype(std::declval<SessionDescription>()._has_bits_);
+  static void set_has_description(HasBits* has_bits) {
+    (*has_bits)[0] |= 1u;
+  }
+};
+
+SessionDescription::SessionDescription(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+                         bool is_message_owned)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(arena, is_message_owned) {
+  SharedCtor();
+  if (!is_message_owned) {
+    RegisterArenaDtor(arena);
+  }
+  // @@protoc_insertion_point(arena_constructor:location.nearby.mediums.SessionDescription)
+}
+SessionDescription::SessionDescription(const SessionDescription& from)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(),
+      _has_bits_(from._has_bits_) {
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+  description_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+    description_.Set(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), "", GetArenaForAllocation());
+  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  if (from._internal_has_description()) {
+    description_.Set(::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::EmptyDefault{}, from._internal_description(), 
+      GetArenaForAllocation());
+  }
+  // @@protoc_insertion_point(copy_constructor:location.nearby.mediums.SessionDescription)
+}
+
+inline void SessionDescription::SharedCtor() {
+description_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+#ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  description_.Set(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), "", GetArenaForAllocation());
+#endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+}
+
+SessionDescription::~SessionDescription() {
+  // @@protoc_insertion_point(destructor:location.nearby.mediums.SessionDescription)
+  if (GetArenaForAllocation() != nullptr) return;
+  SharedDtor();
+  _internal_metadata_.Delete<std::string>();
+}
+
+inline void SessionDescription::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+  description_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+}
+
+void SessionDescription::ArenaDtor(void* object) {
+  SessionDescription* _this = reinterpret_cast< SessionDescription* >(object);
+  (void)_this;
+}
+void SessionDescription::RegisterArenaDtor(::PROTOBUF_NAMESPACE_ID::Arena*) {
+}
+void SessionDescription::SetCachedSize(int size) const {
+  _cached_size_.Set(size);
+}
+
+void SessionDescription::Clear() {
+// @@protoc_insertion_point(message_clear_start:location.nearby.mediums.SessionDescription)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000001u) {
+    description_.ClearNonDefaultToEmpty();
+  }
+  _has_bits_.Clear();
+  _internal_metadata_.Clear<std::string>();
+}
+
+const char* SessionDescription::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
+#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
+  _Internal::HasBits has_bits{};
+  while (!ctx->Done(&ptr)) {
+    uint32_t tag;
+    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
+    switch (tag >> 3) {
+      // optional string description = 1;
+      case 1:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 10)) {
+          auto str = _internal_mutable_description();
+          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParser(str, ptr, ctx);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      default:
+        goto handle_unusual;
+    }  // switch
+  handle_unusual:
+    if ((tag == 0) || ((tag & 7) == 4)) {
+      CHK_(ptr);
+      ctx->SetLastTag(tag);
+      goto message_done;
+    }
+    ptr = UnknownFieldParse(
+        tag,
+        _internal_metadata_.mutable_unknown_fields<std::string>(),
+        ptr, ctx);
+    CHK_(ptr != nullptr);
+  }  // while
+message_done:
+  _has_bits_.Or(has_bits);
+  return ptr;
+failure:
+  ptr = nullptr;
+  goto message_done;
+#undef CHK_
+}
+
+uint8_t* SessionDescription::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:location.nearby.mediums.SessionDescription)
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  // optional string description = 1;
+  if (cached_has_bits & 0x00000001u) {
+    target = stream->WriteStringMaybeAliased(
+        1, this->_internal_description(), target);
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    target = stream->WriteRaw(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).data(),
+        static_cast<int>(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size()), target);
+  }
+  // @@protoc_insertion_point(serialize_to_array_end:location.nearby.mediums.SessionDescription)
+  return target;
+}
+
+size_t SessionDescription::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:location.nearby.mediums.SessionDescription)
+  size_t total_size = 0;
+
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  // optional string description = 1;
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000001u) {
+    total_size += 1 +
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
+        this->_internal_description());
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    total_size += _internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size();
+  }
+  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
+  SetCachedSize(cached_size);
+  return total_size;
+}
+
+void SessionDescription::CheckTypeAndMergeFrom(
+    const ::PROTOBUF_NAMESPACE_ID::MessageLite& from) {
+  MergeFrom(*::PROTOBUF_NAMESPACE_ID::internal::DownCast<const SessionDescription*>(
+      &from));
+}
+
+void SessionDescription::MergeFrom(const SessionDescription& from) {
+// @@protoc_insertion_point(class_specific_merge_from_start:location.nearby.mediums.SessionDescription)
+  GOOGLE_DCHECK_NE(&from, this);
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  if (from._internal_has_description()) {
+    _internal_set_description(from._internal_description());
+  }
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+}
+
+void SessionDescription::CopyFrom(const SessionDescription& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:location.nearby.mediums.SessionDescription)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool SessionDescription::IsInitialized() const {
+  return true;
+}
+
+void SessionDescription::InternalSwap(SessionDescription* other) {
+  using std::swap;
+  auto* lhs_arena = GetArenaForAllocation();
+  auto* rhs_arena = other->GetArenaForAllocation();
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+  swap(_has_bits_[0], other->_has_bits_[0]);
+  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::InternalSwap(
+      &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
+      &description_, lhs_arena,
+      &other->description_, rhs_arena
+  );
+}
+
+std::string SessionDescription::GetTypeName() const {
+  return "location.nearby.mediums.SessionDescription";
+}
+
+
+// ===================================================================
+
+class IceCandidate::_Internal {
+ public:
+  using HasBits = decltype(std::declval<IceCandidate>()._has_bits_);
+  static void set_has_sdp(HasBits* has_bits) {
+    (*has_bits)[0] |= 1u;
+  }
+  static void set_has_sdp_mid(HasBits* has_bits) {
+    (*has_bits)[0] |= 2u;
+  }
+  static void set_has_sdp_m_line_index(HasBits* has_bits) {
+    (*has_bits)[0] |= 4u;
+  }
+};
+
+IceCandidate::IceCandidate(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+                         bool is_message_owned)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(arena, is_message_owned) {
+  SharedCtor();
+  if (!is_message_owned) {
+    RegisterArenaDtor(arena);
+  }
+  // @@protoc_insertion_point(arena_constructor:location.nearby.mediums.IceCandidate)
+}
+IceCandidate::IceCandidate(const IceCandidate& from)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(),
+      _has_bits_(from._has_bits_) {
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+  sdp_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+    sdp_.Set(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), "", GetArenaForAllocation());
+  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  if (from._internal_has_sdp()) {
+    sdp_.Set(::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::EmptyDefault{}, from._internal_sdp(), 
+      GetArenaForAllocation());
+  }
+  sdp_mid_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+  #ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+    sdp_mid_.Set(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), "", GetArenaForAllocation());
+  #endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  if (from._internal_has_sdp_mid()) {
+    sdp_mid_.Set(::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::EmptyDefault{}, from._internal_sdp_mid(), 
+      GetArenaForAllocation());
+  }
+  sdp_m_line_index_ = from.sdp_m_line_index_;
+  // @@protoc_insertion_point(copy_constructor:location.nearby.mediums.IceCandidate)
+}
+
+inline void IceCandidate::SharedCtor() {
+sdp_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+#ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  sdp_.Set(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), "", GetArenaForAllocation());
+#endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+sdp_mid_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+#ifdef PROTOBUF_FORCE_COPY_DEFAULT_STRING
+  sdp_mid_.Set(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), "", GetArenaForAllocation());
+#endif // PROTOBUF_FORCE_COPY_DEFAULT_STRING
+sdp_m_line_index_ = 0;
+}
+
+IceCandidate::~IceCandidate() {
+  // @@protoc_insertion_point(destructor:location.nearby.mediums.IceCandidate)
+  if (GetArenaForAllocation() != nullptr) return;
+  SharedDtor();
+  _internal_metadata_.Delete<std::string>();
+}
+
+inline void IceCandidate::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+  sdp_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+  sdp_mid_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
+}
+
+void IceCandidate::ArenaDtor(void* object) {
+  IceCandidate* _this = reinterpret_cast< IceCandidate* >(object);
+  (void)_this;
+}
+void IceCandidate::RegisterArenaDtor(::PROTOBUF_NAMESPACE_ID::Arena*) {
+}
+void IceCandidate::SetCachedSize(int size) const {
+  _cached_size_.Set(size);
+}
+
+void IceCandidate::Clear() {
+// @@protoc_insertion_point(message_clear_start:location.nearby.mediums.IceCandidate)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000003u) {
+    if (cached_has_bits & 0x00000001u) {
+      sdp_.ClearNonDefaultToEmpty();
+    }
+    if (cached_has_bits & 0x00000002u) {
+      sdp_mid_.ClearNonDefaultToEmpty();
+    }
+  }
+  sdp_m_line_index_ = 0;
+  _has_bits_.Clear();
+  _internal_metadata_.Clear<std::string>();
+}
+
+const char* IceCandidate::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
+#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
+  _Internal::HasBits has_bits{};
+  while (!ctx->Done(&ptr)) {
+    uint32_t tag;
+    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
+    switch (tag >> 3) {
+      // optional string sdp = 1;
+      case 1:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 10)) {
+          auto str = _internal_mutable_sdp();
+          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParser(str, ptr, ctx);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // optional string sdp_mid = 2;
+      case 2:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 18)) {
+          auto str = _internal_mutable_sdp_mid();
+          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParser(str, ptr, ctx);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      // optional int32 sdp_m_line_index = 3;
+      case 3:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 24)) {
+          _Internal::set_has_sdp_m_line_index(&has_bits);
+          sdp_m_line_index_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint32(&ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      default:
+        goto handle_unusual;
+    }  // switch
+  handle_unusual:
+    if ((tag == 0) || ((tag & 7) == 4)) {
+      CHK_(ptr);
+      ctx->SetLastTag(tag);
+      goto message_done;
+    }
+    ptr = UnknownFieldParse(
+        tag,
+        _internal_metadata_.mutable_unknown_fields<std::string>(),
+        ptr, ctx);
+    CHK_(ptr != nullptr);
+  }  // while
+message_done:
+  _has_bits_.Or(has_bits);
+  return ptr;
+failure:
+  ptr = nullptr;
+  goto message_done;
+#undef CHK_
+}
+
+uint8_t* IceCandidate::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:location.nearby.mediums.IceCandidate)
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  // optional string sdp = 1;
+  if (cached_has_bits & 0x00000001u) {
+    target = stream->WriteStringMaybeAliased(
+        1, this->_internal_sdp(), target);
+  }
+
+  // optional string sdp_mid = 2;
+  if (cached_has_bits & 0x00000002u) {
+    target = stream->WriteStringMaybeAliased(
+        2, this->_internal_sdp_mid(), target);
+  }
+
+  // optional int32 sdp_m_line_index = 3;
+  if (cached_has_bits & 0x00000004u) {
+    target = stream->EnsureSpace(target);
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt32ToArray(3, this->_internal_sdp_m_line_index(), target);
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    target = stream->WriteRaw(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).data(),
+        static_cast<int>(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size()), target);
+  }
+  // @@protoc_insertion_point(serialize_to_array_end:location.nearby.mediums.IceCandidate)
+  return target;
+}
+
+size_t IceCandidate::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:location.nearby.mediums.IceCandidate)
+  size_t total_size = 0;
+
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000007u) {
+    // optional string sdp = 1;
+    if (cached_has_bits & 0x00000001u) {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
+          this->_internal_sdp());
+    }
+
+    // optional string sdp_mid = 2;
+    if (cached_has_bits & 0x00000002u) {
+      total_size += 1 +
+        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
+          this->_internal_sdp_mid());
+    }
+
+    // optional int32 sdp_m_line_index = 3;
+    if (cached_has_bits & 0x00000004u) {
+      total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32SizePlusOne(this->_internal_sdp_m_line_index());
+    }
+
+  }
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    total_size += _internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size();
+  }
+  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
+  SetCachedSize(cached_size);
+  return total_size;
+}
+
+void IceCandidate::CheckTypeAndMergeFrom(
+    const ::PROTOBUF_NAMESPACE_ID::MessageLite& from) {
+  MergeFrom(*::PROTOBUF_NAMESPACE_ID::internal::DownCast<const IceCandidate*>(
+      &from));
+}
+
+void IceCandidate::MergeFrom(const IceCandidate& from) {
+// @@protoc_insertion_point(class_specific_merge_from_start:location.nearby.mediums.IceCandidate)
+  GOOGLE_DCHECK_NE(&from, this);
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  cached_has_bits = from._has_bits_[0];
+  if (cached_has_bits & 0x00000007u) {
+    if (cached_has_bits & 0x00000001u) {
+      _internal_set_sdp(from._internal_sdp());
+    }
+    if (cached_has_bits & 0x00000002u) {
+      _internal_set_sdp_mid(from._internal_sdp_mid());
+    }
+    if (cached_has_bits & 0x00000004u) {
+      sdp_m_line_index_ = from.sdp_m_line_index_;
+    }
+    _has_bits_[0] |= cached_has_bits;
+  }
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+}
+
+void IceCandidate::CopyFrom(const IceCandidate& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:location.nearby.mediums.IceCandidate)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool IceCandidate::IsInitialized() const {
+  return true;
+}
+
+void IceCandidate::InternalSwap(IceCandidate* other) {
+  using std::swap;
+  auto* lhs_arena = GetArenaForAllocation();
+  auto* rhs_arena = other->GetArenaForAllocation();
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+  swap(_has_bits_[0], other->_has_bits_[0]);
+  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::InternalSwap(
+      &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
+      &sdp_, lhs_arena,
+      &other->sdp_, rhs_arena
+  );
+  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr::InternalSwap(
+      &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
+      &sdp_mid_, lhs_arena,
+      &other->sdp_mid_, rhs_arena
+  );
+  swap(sdp_m_line_index_, other->sdp_m_line_index_);
+}
+
+std::string IceCandidate::GetTypeName() const {
+  return "location.nearby.mediums.IceCandidate";
+}
+
+
+// ===================================================================
+
+class IceCandidates::_Internal {
+ public:
+};
+
+IceCandidates::IceCandidates(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+                         bool is_message_owned)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(arena, is_message_owned),
+  ice_candidates_(arena) {
+  SharedCtor();
+  if (!is_message_owned) {
+    RegisterArenaDtor(arena);
+  }
+  // @@protoc_insertion_point(arena_constructor:location.nearby.mediums.IceCandidates)
+}
+IceCandidates::IceCandidates(const IceCandidates& from)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(),
+      ice_candidates_(from.ice_candidates_) {
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+  // @@protoc_insertion_point(copy_constructor:location.nearby.mediums.IceCandidates)
+}
+
+inline void IceCandidates::SharedCtor() {
+}
+
+IceCandidates::~IceCandidates() {
+  // @@protoc_insertion_point(destructor:location.nearby.mediums.IceCandidates)
+  if (GetArenaForAllocation() != nullptr) return;
+  SharedDtor();
+  _internal_metadata_.Delete<std::string>();
+}
+
+inline void IceCandidates::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+}
+
+void IceCandidates::ArenaDtor(void* object) {
+  IceCandidates* _this = reinterpret_cast< IceCandidates* >(object);
+  (void)_this;
+}
+void IceCandidates::RegisterArenaDtor(::PROTOBUF_NAMESPACE_ID::Arena*) {
+}
+void IceCandidates::SetCachedSize(int size) const {
+  _cached_size_.Set(size);
+}
+
+void IceCandidates::Clear() {
+// @@protoc_insertion_point(message_clear_start:location.nearby.mediums.IceCandidates)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  ice_candidates_.Clear();
+  _internal_metadata_.Clear<std::string>();
+}
+
+const char* IceCandidates::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
+#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
+  while (!ctx->Done(&ptr)) {
+    uint32_t tag;
+    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
+    switch (tag >> 3) {
+      // repeated .location.nearby.mediums.IceCandidate ice_candidates = 1;
+      case 1:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 10)) {
+          ptr -= 1;
+          do {
+            ptr += 1;
+            ptr = ctx->ParseMessage(_internal_add_ice_candidates(), ptr);
+            CHK_(ptr);
+            if (!ctx->DataAvailable(ptr)) break;
+          } while (::PROTOBUF_NAMESPACE_ID::internal::ExpectTag<10>(ptr));
+        } else
+          goto handle_unusual;
+        continue;
+      default:
+        goto handle_unusual;
+    }  // switch
+  handle_unusual:
+    if ((tag == 0) || ((tag & 7) == 4)) {
+      CHK_(ptr);
+      ctx->SetLastTag(tag);
+      goto message_done;
+    }
+    ptr = UnknownFieldParse(
+        tag,
+        _internal_metadata_.mutable_unknown_fields<std::string>(),
+        ptr, ctx);
+    CHK_(ptr != nullptr);
+  }  // while
+message_done:
+  return ptr;
+failure:
+  ptr = nullptr;
+  goto message_done;
+#undef CHK_
+}
+
+uint8_t* IceCandidates::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:location.nearby.mediums.IceCandidates)
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  // repeated .location.nearby.mediums.IceCandidate ice_candidates = 1;
+  for (unsigned int i = 0,
+      n = static_cast<unsigned int>(this->_internal_ice_candidates_size()); i < n; i++) {
+    target = stream->EnsureSpace(target);
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+      InternalWriteMessage(1, this->_internal_ice_candidates(i), target, stream);
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    target = stream->WriteRaw(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).data(),
+        static_cast<int>(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size()), target);
+  }
+  // @@protoc_insertion_point(serialize_to_array_end:location.nearby.mediums.IceCandidates)
+  return target;
+}
+
+size_t IceCandidates::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:location.nearby.mediums.IceCandidates)
+  size_t total_size = 0;
+
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  // repeated .location.nearby.mediums.IceCandidate ice_candidates = 1;
+  total_size += 1UL * this->_internal_ice_candidates_size();
+  for (const auto& msg : this->ice_candidates_) {
+    total_size +=
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(msg);
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    total_size += _internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size();
+  }
+  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
+  SetCachedSize(cached_size);
+  return total_size;
+}
+
+void IceCandidates::CheckTypeAndMergeFrom(
+    const ::PROTOBUF_NAMESPACE_ID::MessageLite& from) {
+  MergeFrom(*::PROTOBUF_NAMESPACE_ID::internal::DownCast<const IceCandidates*>(
+      &from));
+}
+
+void IceCandidates::MergeFrom(const IceCandidates& from) {
+// @@protoc_insertion_point(class_specific_merge_from_start:location.nearby.mediums.IceCandidates)
+  GOOGLE_DCHECK_NE(&from, this);
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  ice_candidates_.MergeFrom(from.ice_candidates_);
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+}
+
+void IceCandidates::CopyFrom(const IceCandidates& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:location.nearby.mediums.IceCandidates)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool IceCandidates::IsInitialized() const {
+  return true;
+}
+
+void IceCandidates::InternalSwap(IceCandidates* other) {
+  using std::swap;
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+  ice_candidates_.InternalSwap(&other->ice_candidates_);
+}
+
+std::string IceCandidates::GetTypeName() const {
+  return "location.nearby.mediums.IceCandidates";
+}
+
+
+// ===================================================================
+
+class Offer::_Internal {
+ public:
+  using HasBits = decltype(std::declval<Offer>()._has_bits_);
+  static const ::location::nearby::mediums::SessionDescription& session_description(const Offer* msg);
+  static void set_has_session_description(HasBits* has_bits) {
+    (*has_bits)[0] |= 1u;
+  }
+};
+
+const ::location::nearby::mediums::SessionDescription&
+Offer::_Internal::session_description(const Offer* msg) {
+  return *msg->session_description_;
+}
+Offer::Offer(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+                         bool is_message_owned)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(arena, is_message_owned) {
+  SharedCtor();
+  if (!is_message_owned) {
+    RegisterArenaDtor(arena);
+  }
+  // @@protoc_insertion_point(arena_constructor:location.nearby.mediums.Offer)
+}
+Offer::Offer(const Offer& from)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(),
+      _has_bits_(from._has_bits_) {
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+  if (from._internal_has_session_description()) {
+    session_description_ = new ::location::nearby::mediums::SessionDescription(*from.session_description_);
+  } else {
+    session_description_ = nullptr;
+  }
+  // @@protoc_insertion_point(copy_constructor:location.nearby.mediums.Offer)
+}
+
+inline void Offer::SharedCtor() {
+session_description_ = nullptr;
+}
+
+Offer::~Offer() {
+  // @@protoc_insertion_point(destructor:location.nearby.mediums.Offer)
+  if (GetArenaForAllocation() != nullptr) return;
+  SharedDtor();
+  _internal_metadata_.Delete<std::string>();
+}
+
+inline void Offer::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+  if (this != internal_default_instance()) delete session_description_;
+}
+
+void Offer::ArenaDtor(void* object) {
+  Offer* _this = reinterpret_cast< Offer* >(object);
+  (void)_this;
+}
+void Offer::RegisterArenaDtor(::PROTOBUF_NAMESPACE_ID::Arena*) {
+}
+void Offer::SetCachedSize(int size) const {
+  _cached_size_.Set(size);
+}
+
+void Offer::Clear() {
+// @@protoc_insertion_point(message_clear_start:location.nearby.mediums.Offer)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000001u) {
+    GOOGLE_DCHECK(session_description_ != nullptr);
+    session_description_->Clear();
+  }
+  _has_bits_.Clear();
+  _internal_metadata_.Clear<std::string>();
+}
+
+const char* Offer::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
+#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
+  _Internal::HasBits has_bits{};
+  while (!ctx->Done(&ptr)) {
+    uint32_t tag;
+    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
+    switch (tag >> 3) {
+      // optional .location.nearby.mediums.SessionDescription session_description = 1;
+      case 1:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 10)) {
+          ptr = ctx->ParseMessage(_internal_mutable_session_description(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      default:
+        goto handle_unusual;
+    }  // switch
+  handle_unusual:
+    if ((tag == 0) || ((tag & 7) == 4)) {
+      CHK_(ptr);
+      ctx->SetLastTag(tag);
+      goto message_done;
+    }
+    ptr = UnknownFieldParse(
+        tag,
+        _internal_metadata_.mutable_unknown_fields<std::string>(),
+        ptr, ctx);
+    CHK_(ptr != nullptr);
+  }  // while
+message_done:
+  _has_bits_.Or(has_bits);
+  return ptr;
+failure:
+  ptr = nullptr;
+  goto message_done;
+#undef CHK_
+}
+
+uint8_t* Offer::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:location.nearby.mediums.Offer)
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  // optional .location.nearby.mediums.SessionDescription session_description = 1;
+  if (cached_has_bits & 0x00000001u) {
+    target = stream->EnsureSpace(target);
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+      InternalWriteMessage(
+        1, _Internal::session_description(this), target, stream);
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    target = stream->WriteRaw(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).data(),
+        static_cast<int>(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size()), target);
+  }
+  // @@protoc_insertion_point(serialize_to_array_end:location.nearby.mediums.Offer)
+  return target;
+}
+
+size_t Offer::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:location.nearby.mediums.Offer)
+  size_t total_size = 0;
+
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  // optional .location.nearby.mediums.SessionDescription session_description = 1;
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000001u) {
+    total_size += 1 +
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+        *session_description_);
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    total_size += _internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size();
+  }
+  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
+  SetCachedSize(cached_size);
+  return total_size;
+}
+
+void Offer::CheckTypeAndMergeFrom(
+    const ::PROTOBUF_NAMESPACE_ID::MessageLite& from) {
+  MergeFrom(*::PROTOBUF_NAMESPACE_ID::internal::DownCast<const Offer*>(
+      &from));
+}
+
+void Offer::MergeFrom(const Offer& from) {
+// @@protoc_insertion_point(class_specific_merge_from_start:location.nearby.mediums.Offer)
+  GOOGLE_DCHECK_NE(&from, this);
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  if (from._internal_has_session_description()) {
+    _internal_mutable_session_description()->::location::nearby::mediums::SessionDescription::MergeFrom(from._internal_session_description());
+  }
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+}
+
+void Offer::CopyFrom(const Offer& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:location.nearby.mediums.Offer)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool Offer::IsInitialized() const {
+  return true;
+}
+
+void Offer::InternalSwap(Offer* other) {
+  using std::swap;
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+  swap(_has_bits_[0], other->_has_bits_[0]);
+  swap(session_description_, other->session_description_);
+}
+
+std::string Offer::GetTypeName() const {
+  return "location.nearby.mediums.Offer";
+}
+
+
+// ===================================================================
+
+class Answer::_Internal {
+ public:
+  using HasBits = decltype(std::declval<Answer>()._has_bits_);
+  static const ::location::nearby::mediums::SessionDescription& session_description(const Answer* msg);
+  static void set_has_session_description(HasBits* has_bits) {
+    (*has_bits)[0] |= 1u;
+  }
+};
+
+const ::location::nearby::mediums::SessionDescription&
+Answer::_Internal::session_description(const Answer* msg) {
+  return *msg->session_description_;
+}
+Answer::Answer(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+                         bool is_message_owned)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(arena, is_message_owned) {
+  SharedCtor();
+  if (!is_message_owned) {
+    RegisterArenaDtor(arena);
+  }
+  // @@protoc_insertion_point(arena_constructor:location.nearby.mediums.Answer)
+}
+Answer::Answer(const Answer& from)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(),
+      _has_bits_(from._has_bits_) {
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+  if (from._internal_has_session_description()) {
+    session_description_ = new ::location::nearby::mediums::SessionDescription(*from.session_description_);
+  } else {
+    session_description_ = nullptr;
+  }
+  // @@protoc_insertion_point(copy_constructor:location.nearby.mediums.Answer)
+}
+
+inline void Answer::SharedCtor() {
+session_description_ = nullptr;
+}
+
+Answer::~Answer() {
+  // @@protoc_insertion_point(destructor:location.nearby.mediums.Answer)
+  if (GetArenaForAllocation() != nullptr) return;
+  SharedDtor();
+  _internal_metadata_.Delete<std::string>();
+}
+
+inline void Answer::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+  if (this != internal_default_instance()) delete session_description_;
+}
+
+void Answer::ArenaDtor(void* object) {
+  Answer* _this = reinterpret_cast< Answer* >(object);
+  (void)_this;
+}
+void Answer::RegisterArenaDtor(::PROTOBUF_NAMESPACE_ID::Arena*) {
+}
+void Answer::SetCachedSize(int size) const {
+  _cached_size_.Set(size);
+}
+
+void Answer::Clear() {
+// @@protoc_insertion_point(message_clear_start:location.nearby.mediums.Answer)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000001u) {
+    GOOGLE_DCHECK(session_description_ != nullptr);
+    session_description_->Clear();
+  }
+  _has_bits_.Clear();
+  _internal_metadata_.Clear<std::string>();
+}
+
+const char* Answer::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
+#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
+  _Internal::HasBits has_bits{};
+  while (!ctx->Done(&ptr)) {
+    uint32_t tag;
+    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
+    switch (tag >> 3) {
+      // optional .location.nearby.mediums.SessionDescription session_description = 1;
+      case 1:
+        if (PROTOBUF_PREDICT_TRUE(static_cast<uint8_t>(tag) == 10)) {
+          ptr = ctx->ParseMessage(_internal_mutable_session_description(), ptr);
+          CHK_(ptr);
+        } else
+          goto handle_unusual;
+        continue;
+      default:
+        goto handle_unusual;
+    }  // switch
+  handle_unusual:
+    if ((tag == 0) || ((tag & 7) == 4)) {
+      CHK_(ptr);
+      ctx->SetLastTag(tag);
+      goto message_done;
+    }
+    ptr = UnknownFieldParse(
+        tag,
+        _internal_metadata_.mutable_unknown_fields<std::string>(),
+        ptr, ctx);
+    CHK_(ptr != nullptr);
+  }  // while
+message_done:
+  _has_bits_.Or(has_bits);
+  return ptr;
+failure:
+  ptr = nullptr;
+  goto message_done;
+#undef CHK_
+}
+
+uint8_t* Answer::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:location.nearby.mediums.Answer)
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  cached_has_bits = _has_bits_[0];
+  // optional .location.nearby.mediums.SessionDescription session_description = 1;
+  if (cached_has_bits & 0x00000001u) {
+    target = stream->EnsureSpace(target);
+    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
+      InternalWriteMessage(
+        1, _Internal::session_description(this), target, stream);
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    target = stream->WriteRaw(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).data(),
+        static_cast<int>(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size()), target);
+  }
+  // @@protoc_insertion_point(serialize_to_array_end:location.nearby.mediums.Answer)
+  return target;
+}
+
+size_t Answer::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:location.nearby.mediums.Answer)
+  size_t total_size = 0;
+
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  // optional .location.nearby.mediums.SessionDescription session_description = 1;
+  cached_has_bits = _has_bits_[0];
+  if (cached_has_bits & 0x00000001u) {
+    total_size += 1 +
+      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
+        *session_description_);
+  }
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    total_size += _internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size();
+  }
+  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
+  SetCachedSize(cached_size);
+  return total_size;
+}
+
+void Answer::CheckTypeAndMergeFrom(
+    const ::PROTOBUF_NAMESPACE_ID::MessageLite& from) {
+  MergeFrom(*::PROTOBUF_NAMESPACE_ID::internal::DownCast<const Answer*>(
+      &from));
+}
+
+void Answer::MergeFrom(const Answer& from) {
+// @@protoc_insertion_point(class_specific_merge_from_start:location.nearby.mediums.Answer)
+  GOOGLE_DCHECK_NE(&from, this);
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  if (from._internal_has_session_description()) {
+    _internal_mutable_session_description()->::location::nearby::mediums::SessionDescription::MergeFrom(from._internal_session_description());
+  }
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+}
+
+void Answer::CopyFrom(const Answer& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:location.nearby.mediums.Answer)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool Answer::IsInitialized() const {
+  return true;
+}
+
+void Answer::InternalSwap(Answer* other) {
+  using std::swap;
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+  swap(_has_bits_[0], other->_has_bits_[0]);
+  swap(session_description_, other->session_description_);
+}
+
+std::string Answer::GetTypeName() const {
+  return "location.nearby.mediums.Answer";
+}
+
+
+// ===================================================================
+
+class ReadyForSignalingPoke::_Internal {
+ public:
+};
+
+ReadyForSignalingPoke::ReadyForSignalingPoke(::PROTOBUF_NAMESPACE_ID::Arena* arena,
+                         bool is_message_owned)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite(arena, is_message_owned) {
+  SharedCtor();
+  if (!is_message_owned) {
+    RegisterArenaDtor(arena);
+  }
+  // @@protoc_insertion_point(arena_constructor:location.nearby.mediums.ReadyForSignalingPoke)
+}
+ReadyForSignalingPoke::ReadyForSignalingPoke(const ReadyForSignalingPoke& from)
+  : ::PROTOBUF_NAMESPACE_ID::MessageLite() {
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+  // @@protoc_insertion_point(copy_constructor:location.nearby.mediums.ReadyForSignalingPoke)
+}
+
+inline void ReadyForSignalingPoke::SharedCtor() {
+}
+
+ReadyForSignalingPoke::~ReadyForSignalingPoke() {
+  // @@protoc_insertion_point(destructor:location.nearby.mediums.ReadyForSignalingPoke)
+  if (GetArenaForAllocation() != nullptr) return;
+  SharedDtor();
+  _internal_metadata_.Delete<std::string>();
+}
+
+inline void ReadyForSignalingPoke::SharedDtor() {
+  GOOGLE_DCHECK(GetArenaForAllocation() == nullptr);
+}
+
+void ReadyForSignalingPoke::ArenaDtor(void* object) {
+  ReadyForSignalingPoke* _this = reinterpret_cast< ReadyForSignalingPoke* >(object);
+  (void)_this;
+}
+void ReadyForSignalingPoke::RegisterArenaDtor(::PROTOBUF_NAMESPACE_ID::Arena*) {
+}
+void ReadyForSignalingPoke::SetCachedSize(int size) const {
+  _cached_size_.Set(size);
+}
+
+void ReadyForSignalingPoke::Clear() {
+// @@protoc_insertion_point(message_clear_start:location.nearby.mediums.ReadyForSignalingPoke)
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  _internal_metadata_.Clear<std::string>();
+}
+
+const char* ReadyForSignalingPoke::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
+#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
+  while (!ctx->Done(&ptr)) {
+    uint32_t tag;
+    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
+    if ((tag == 0) || ((tag & 7) == 4)) {
+      CHK_(ptr);
+      ctx->SetLastTag(tag);
+      goto message_done;
+    }
+    ptr = UnknownFieldParse(
+        tag,
+        _internal_metadata_.mutable_unknown_fields<std::string>(),
+        ptr, ctx);
+    CHK_(ptr != nullptr);
+  }  // while
+message_done:
+  return ptr;
+failure:
+  ptr = nullptr;
+  goto message_done;
+#undef CHK_
+}
+
+uint8_t* ReadyForSignalingPoke::_InternalSerialize(
+    uint8_t* target, ::PROTOBUF_NAMESPACE_ID::io::EpsCopyOutputStream* stream) const {
+  // @@protoc_insertion_point(serialize_to_array_start:location.nearby.mediums.ReadyForSignalingPoke)
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    target = stream->WriteRaw(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).data(),
+        static_cast<int>(_internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size()), target);
+  }
+  // @@protoc_insertion_point(serialize_to_array_end:location.nearby.mediums.ReadyForSignalingPoke)
+  return target;
+}
+
+size_t ReadyForSignalingPoke::ByteSizeLong() const {
+// @@protoc_insertion_point(message_byte_size_start:location.nearby.mediums.ReadyForSignalingPoke)
+  size_t total_size = 0;
+
+  uint32_t cached_has_bits = 0;
+  // Prevent compiler warnings about cached_has_bits being unused
+  (void) cached_has_bits;
+
+  if (PROTOBUF_PREDICT_FALSE(_internal_metadata_.have_unknown_fields())) {
+    total_size += _internal_metadata_.unknown_fields<std::string>(::PROTOBUF_NAMESPACE_ID::internal::GetEmptyString).size();
+  }
+  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
+  SetCachedSize(cached_size);
+  return total_size;
+}
+
+void ReadyForSignalingPoke::CheckTypeAndMergeFrom(
+    const ::PROTOBUF_NAMESPACE_ID::MessageLite& from) {
+  MergeFrom(*::PROTOBUF_NAMESPACE_ID::internal::DownCast<const ReadyForSignalingPoke*>(
+      &from));
+}
+
+void ReadyForSignalingPoke::MergeFrom(const ReadyForSignalingPoke& from) {
+// @@protoc_insertion_point(class_specific_merge_from_start:location.nearby.mediums.ReadyForSignalingPoke)
+  GOOGLE_DCHECK_NE(&from, this);
+  uint32_t cached_has_bits = 0;
+  (void) cached_has_bits;
+
+  _internal_metadata_.MergeFrom<std::string>(from._internal_metadata_);
+}
+
+void ReadyForSignalingPoke::CopyFrom(const ReadyForSignalingPoke& from) {
+// @@protoc_insertion_point(class_specific_copy_from_start:location.nearby.mediums.ReadyForSignalingPoke)
+  if (&from == this) return;
+  Clear();
+  MergeFrom(from);
+}
+
+bool ReadyForSignalingPoke::IsInitialized() const {
+  return true;
+}
+
+void ReadyForSignalingPoke::InternalSwap(ReadyForSignalingPoke* other) {
+  using std::swap;
+  _internal_metadata_.InternalSwap(&other->_internal_metadata_);
+}
+
+std::string ReadyForSignalingPoke::GetTypeName() const {
+  return "location.nearby.mediums.ReadyForSignalingPoke";
+}
+
+
+// @@protoc_insertion_point(namespace_scope)
+}  // namespace mediums
+}  // namespace nearby
+}  // namespace location
+PROTOBUF_NAMESPACE_OPEN
+template<> PROTOBUF_NOINLINE ::location::nearby::mediums::WebRtcSignalingFrame* Arena::CreateMaybeMessage< ::location::nearby::mediums::WebRtcSignalingFrame >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::location::nearby::mediums::WebRtcSignalingFrame >(arena);
+}
+template<> PROTOBUF_NOINLINE ::location::nearby::mediums::PeerId* Arena::CreateMaybeMessage< ::location::nearby::mediums::PeerId >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::location::nearby::mediums::PeerId >(arena);
+}
+template<> PROTOBUF_NOINLINE ::location::nearby::mediums::SessionDescription* Arena::CreateMaybeMessage< ::location::nearby::mediums::SessionDescription >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::location::nearby::mediums::SessionDescription >(arena);
+}
+template<> PROTOBUF_NOINLINE ::location::nearby::mediums::IceCandidate* Arena::CreateMaybeMessage< ::location::nearby::mediums::IceCandidate >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::location::nearby::mediums::IceCandidate >(arena);
+}
+template<> PROTOBUF_NOINLINE ::location::nearby::mediums::IceCandidates* Arena::CreateMaybeMessage< ::location::nearby::mediums::IceCandidates >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::location::nearby::mediums::IceCandidates >(arena);
+}
+template<> PROTOBUF_NOINLINE ::location::nearby::mediums::Offer* Arena::CreateMaybeMessage< ::location::nearby::mediums::Offer >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::location::nearby::mediums::Offer >(arena);
+}
+template<> PROTOBUF_NOINLINE ::location::nearby::mediums::Answer* Arena::CreateMaybeMessage< ::location::nearby::mediums::Answer >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::location::nearby::mediums::Answer >(arena);
+}
+template<> PROTOBUF_NOINLINE ::location::nearby::mediums::ReadyForSignalingPoke* Arena::CreateMaybeMessage< ::location::nearby::mediums::ReadyForSignalingPoke >(Arena* arena) {
+  return Arena::CreateMessageInternal< ::location::nearby::mediums::ReadyForSignalingPoke >(arena);
+}
+PROTOBUF_NAMESPACE_CLOSE
+
+// @@protoc_insertion_point(global_scope)
+#include <google/protobuf/port_undef.inc>