{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T14:01:56.478614+00:00","duration_seconds":1.953118,"id":1658675,"input_summary":"chars=578 node=683211","metadata":{"llm_candidates":[{"callsign":"KB7PVW","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KB7PVW","recording_id":163041,"started_at":"2026-07-13T14:01:54.525496+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159769}