{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T01:48:57.147990+00:00","duration_seconds":1.903205,"id":1451968,"input_summary":"chars=48 node=66296","metadata":{"llm_candidates":[{"callsign":"KG7UV2","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KG7UV2","recording_id":148876,"started_at":"2026-07-07T01:48:55.244785+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":146848}