case_message_limit_reached
HTTP status: 409 (Conflict)
Title: Message limit reached
Cause
The case reached its limit of messages. Open a new case to keep talking.
How to fix it
Open a new case to keep talking with this person.
Call the endpoint named below first, then send the request again.
Endpoint: POST /v2/cases
Every error carries requestId and the Request-Id header. Send it when you write to support.