{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T19:38:00.178440+00:00","duration_seconds":2.325873,"id":1444528,"input_summary":"chars=441 node=683211","metadata":{"llm_candidates":[{"callsign":"KM7FGT","confidence":0.78},{"callsign":"W7LAW","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KM7FGT,W7LAW","recording_id":148333,"started_at":"2026-07-06T19:37:57.852567+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146386}