{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T17:33:46.243604+00:00","duration_seconds":0.600765,"id":1370613,"input_summary":"chars=235 node=683210","metadata":{"llm_candidates":[{"callsign":"KC5FOE","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KC5FOE","recording_id":143393,"started_at":"2026-07-04T17:33:45.642839+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":141795}