{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-28T20:38:20.917440+00:00","duration_seconds":1.44307,"id":1062675,"input_summary":"chars=467 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KJ7EXM","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7EXM","recording_id":19050,"started_at":"2026-06-28T20:38:19.474370+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":19051}