{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T03:37:53.144410+00:00","duration_seconds":2.188011,"id":1643510,"input_summary":"chars=881 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"M7XS","confidence":0.78},{"callsign":"KF7M","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=M7XS,KF7M","recording_id":162100,"started_at":"2026-07-13T03:37:50.956399+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158860}