{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-18T03:09:42.418743+00:00","duration_seconds":2.068443,"id":1821505,"input_summary":"chars=702 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KJ7CBO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KJ7CBO","recording_id":173935,"started_at":"2026-07-18T03:09:40.350300+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":169384}