{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-07T07:44:18.094872+00:00","duration_seconds":2.531161,"id":1458901,"input_summary":"chars=21 node=66296","metadata":{"llm_candidates":[{"callsign":"KJ7EXM","confidence":0.78},{"callsign":"AP6MB","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KJ7EXM,AP6MB","recording_id":149361,"started_at":"2026-07-07T07:44:15.563711+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":147287}