{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T18:03:38.771380+00:00","duration_seconds":2.515065,"id":1335538,"input_summary":"chars=327 node=66296","metadata":{"llm_candidates":[{"callsign":"K9BDC","confidence":0.78},{"callsign":"K7A","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K9BDC,K7A","recording_id":140915,"started_at":"2026-07-03T18:03:36.256315+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":139570}