SSE event {“event”:“error”,“conversation_id”:“442c3d10-0bc3-4a53-b413-2f57baac1928”,“message_id”:“5d5f102e-1997-415b-b7a7-5a2b52d1152f”,“created_at”:1775714493,“code”:“invalid_param”,“status”:400,“message”:“Expecting property name enclosed in double quotes: line 1 column 22 (char 21)”}