{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-26T00:28:03.799994+00:00","duration_seconds":1.485922,"id":428978,"input_summary":"chars=320 node=oldsys","metadata":{"llm_candidates":[{"callsign":"K7ADV","confidence":1.0},{"callsign":"W7S","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=K7ADV,W7S","recording_id":91415,"started_at":"2026-06-26T00:28:02.314072+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":91416}