{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T11:56:31.525714+00:00","duration_seconds":4.453573,"id":1287062,"input_summary":"chars=466 node=683210","metadata":{"llm_candidates":[{"callsign":"KK7DUI","confidence":0.78},{"callsign":"WD8KOB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK7DUI,WD8KOB","recording_id":137239,"started_at":"2026-07-02T11:56:27.072141+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":136272}