{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-03T18:01:05.226315+00:00","duration_seconds":2.364121,"id":2355091,"input_summary":"chars=83 node=683211","metadata":{"llm_candidates":[{"callsign":"W7KSM","confidence":0.78},{"callsign":"AD7K","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=W7KSM,AD7K","recording_id":214903,"started_at":"2026-08-03T18:01:02.862194+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":206000}