bool Send_response( int mtype, int subid, int payload_len, unsigned char* response );
bool Send_response( int payload_len, std::shared_ptr<unsigned char> response );
bool Send_response( int payload_len, unsigned char* response );
bool Send_response( int mtype, int subid, int payload_len, unsigned char* response );
bool Send_response( int payload_len, std::shared_ptr<unsigned char> response );
bool Send_response( int payload_len, unsigned char* response );