{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-26T13:38:13.552024+00:00","duration_seconds":2.844864,"id":2871436,"input_summary":"chars=130 node=683210","metadata":{"llm_candidates":[{"callsign":"KQ4UZG","confidence":0.78},{"callsign":"KC2KH","confidence":0.78},{"callsign":"Z2KHT","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=3 calls=KQ4UZG,KC2KH,Z2KHT","recording_id":270750,"started_at":"2026-08-26T13:38:10.707160+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":256311}