message: fix the number of bytes that are read by stream
diff: @@ -276,6 +276,9 @@ uint64_t CurlSession::ReadWithOffset(uint8_t* buffer, uint64_t bufferSize, uint6
  // Set the max to be written as the size of remaining body size
  auto bytesToWrite = std::min<>(bufferSize, remainingBodySize);
  + // total of bytes read (any from inner buffer plus any from socket)
  + uint64_t bytesRead = uint64_t();
  +
  // If bodyStartInBuffer is set and while innerBufferStart is less than the buffer, it means there
  // is still data at innerbuffer for the body that is not yet read
  if (this->m_bodyStartInBuffer > 0 && LibcurlReaderSize > innerBufferStart)
  @@ -311,10 +314,11 @@ uint64_t CurlSession::ReadWithOffset(uint8_t* buffer, uint64_t bufferSize, uint6
  // to write
  writePosition += innerbufferSize;
  bytesToWrite -= innerbufferSize;
  + bytesRead += innerbufferSize;
  }
  // read from socket the remaining requested bytes
  - auto bytesRead = ReadSocketToBuffer(writePosition, (size_t)bytesToWrite);
  + bytesRead += ReadSocketToBuffer(writePosition, (size_t)bytesToWrite);
  if (remainingBodySize - bytesRead == 0)
  {
  // No more to read from socket
  