{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T17:33:28.437742+00:00","duration_seconds":21.000419,"id":1370556,"input_summary":"chars=588 node=683210","metadata":{"llm_candidates":[{"callsign":"KM4VPG","confidence":0.78},{"callsign":"N7FGP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KM4VPG,N7FGP","recording_id":143376,"started_at":"2026-07-04T17:33:07.437323+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":141778}