{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-30T12:11:28.802711+00:00","duration_seconds":2.271295,"id":1228795,"input_summary":"chars=653 node=683210","metadata":{"llm_candidates":[{"callsign":"W2RBC","confidence":0.78},{"callsign":"N5GI","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=W2RBC,N5GI","recording_id":132866,"started_at":"2026-06-30T12:11:26.531416+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":132422}