{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T23:01:38.324244+00:00","duration_seconds":0.767634,"id":1482595,"input_summary":"chars=315 node=683210","metadata":{"llm_candidates":[{"callsign":"W6TFJ","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=W6TFJ","recording_id":151063,"started_at":"2026-07-07T23:01:37.556610+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148793}