{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T19:16:52.118646+00:00","duration_seconds":2.22908,"id":253006,"input_summary":"chars=921 node=683211","metadata":{"llm_candidates":[{"callsign":"WA7AD","confidence":1.0},{"callsign":"K7EL","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=2 calls=WA7AD,K7EL","recording_id":111668,"started_at":"2026-06-24T19:16:49.889566+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":111667}