{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T01:58:07.541194+00:00","duration_seconds":2.394657,"id":1639554,"input_summary":"chars=568 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"AI7PS","confidence":0.78},{"callsign":"AB7I","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=AI7PS,AB7I","recording_id":161781,"started_at":"2026-07-13T01:58:05.146537+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158573}