{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T19:48:27.434793+00:00","duration_seconds":1.028483,"id":400569,"input_summary":"chars=765 node=66296","metadata":{"llm_candidates":[{"callsign":"K6IT","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=K6IT","recording_id":123345,"started_at":"2026-06-25T19:48:26.406310+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":123342}