{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-03T05:18:17.400705+00:00","duration_seconds":1.949852,"id":1317123,"input_summary":"chars=852 node=683211","metadata":{"llm_candidates":[{"callsign":"AC6CG","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=AC6CG","recording_id":139501,"started_at":"2026-07-03T05:18:15.450853+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":138325}