{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T17:33:31.520204+00:00","duration_seconds":2.277738,"id":1370561,"input_summary":"chars=473 node=683210","metadata":{"llm_candidates":[{"callsign":"KM4BBG","confidence":0.78},{"callsign":"KF7FGP","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KM4BBG,KF7FGP","recording_id":143377,"started_at":"2026-07-04T17:33:29.242466+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":141779}