{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-11T18:40:21.489656+00:00","duration_seconds":1.854644,"id":1608204,"input_summary":"chars=659 node=683210","metadata":{"llm_candidates":[{"callsign":"W3NTC","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=W3NTC","recording_id":159721,"started_at":"2026-07-11T18:40:19.635012+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":156656}