{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T19:33:13.975233+00:00","duration_seconds":6.855418,"id":1477467,"input_summary":"chars=54 node=683210","metadata":{"llm_candidates":[{"callsign":"AK7HLD","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=AK7HLD","recording_id":150705,"started_at":"2026-07-07T19:33:07.119815+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":148475}