{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T04:19:20.082110+00:00","duration_seconds":1.341154,"id":1256425,"input_summary":"chars=767 node=683211","metadata":{"llm_candidates":[{"callsign":"AG7LR","confidence":0.78},{"callsign":"N6QTY","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=AG7LR,N6QTY","recording_id":135016,"started_at":"2026-07-01T04:19:18.740956+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":134286}