{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T04:37:43.651407+00:00","duration_seconds":18.511278,"id":1389907,"input_summary":"chars=813 node=683211","metadata":{"llm_candidates":[{"callsign":"K7FWB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K7FWB","recording_id":144636,"started_at":"2026-07-05T04:37:25.140129+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":142968}