{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-17T18:58:06.742540+00:00","duration_seconds":3.187687,"id":2664885,"input_summary":"chars=91 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"AG7WT","confidence":0.78},{"callsign":"K7C","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=AG7WT,K7C","recording_id":248523,"started_at":"2026-08-17T18:58:03.554853+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":236117}