{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T04:43:12.901576+00:00","duration_seconds":3.904488,"id":1646055,"input_summary":"chars=614 node=683211","metadata":{"llm_candidates":[{"callsign":"KJ7RAB","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7RAB","recording_id":162273,"started_at":"2026-07-13T04:43:08.997088+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159030}