in chime-sdk-signaling-cpp/src/signaling/default_signaling_client.cc [326:335]
void DefaultSignalingClient::OnSignalingClosed(const SignalingCloseEvent& event) {
CHIME_LOG(LogLevel::kInfo, "Signaling has closed")
state_ = SignalingState::kDisconnected;
is_joined_ = false;
SignalingClientStatus status;
status.type = SignalingClientStatusType::kOk;
has_received_first_index_ = false;
NotifySignalingObserver(
[&status](SignalingClientObserver* observer) -> void { observer->OnSignalingClientStopped(status); });
}