created_atstring date-time required
updated_atstring date-time nullable
last_messagestring nullable
last_message_timestring date-time nullable
agent_namestring nullable
agent_avatarstring nullable
agent_backgroundstring nullable
agent_background_animatedstring nullable
agent_extensionsobject nullable
agent_is_deletedboolean nullable
agent_introstring nullable
agent_openingstring nullable
agent_opening_audio_urlstring nullable