{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T03:23:06.500166+00:00","duration_seconds":4.330933,"id":1254655,"input_summary":"chars=731 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K1I7/SS","confidence":0.78},{"callsign":"W1COL","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=K1I7/SS,W1COL","recording_id":134881,"started_at":"2026-07-01T03:23:02.169233+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":134177}