{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T21:29:49.888483+00:00","duration_seconds":0.894183,"id":1308738,"input_summary":"chars=254 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7FTP","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K7FTP","recording_id":138910,"started_at":"2026-07-02T21:29:48.994300+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137756}