{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T20:47:20.269755+00:00","duration_seconds":1.805988,"id":1808245,"input_summary":"chars=655 node=66296","metadata":{"llm_candidates":[{"callsign":"K6IT","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K6IT","recording_id":173077,"started_at":"2026-07-17T20:47:18.463767+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":168594}