Sends a message from the agent to the human user within a session. Authorization required.
Bearer authentication header of the form Bearer <token>, where <token> is your auth token.
Message details to send to the human.
Message sent successfully.
Indicates if the client should retry the request.
Unique identifier for the message (included when shouldRetry is true).
Session identifier (included when shouldRetry is true).
Message content (included when shouldRetry is true).
Timestamp of message creation (included when shouldRetry is true).
Always true for this endpoint (included when shouldRetry is true).