const struct GNUNET_CONTAINER_MetaData *meta, const char *message,
struct GNUNET_TIME_Absolute timestamp,
enum GNUNET_CHAT_MsgOptions options)
const struct GNUNET_CONTAINER_MetaData *meta, const char *message,
struct GNUNET_TIME_Absolute timestamp,
enum GNUNET_CHAT_MsgOptions options)