{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T12:17:42.619043+00:00","duration_seconds":9.095338,"id":1654496,"input_summary":"chars=387 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7RJ","confidence":0.78},{"callsign":"KW2S","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KJ7RJ,KW2S","recording_id":162723,"started_at":"2026-07-13T12:17:33.523705+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159477}