{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T14:27:28.076163+00:00","duration_seconds":0.523859,"id":1564561,"input_summary":"chars=715 node=683211","metadata":{"llm_candidates":[{"callsign":"K7I7","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=K7I7","recording_id":156688,"started_at":"2026-07-10T14:27:27.552304+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153893}