{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T17:34:48.546910+00:00","duration_seconds":2.038263,"id":1539396,"input_summary":"chars=43 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K7L","confidence":0.78},{"callsign":"A7G","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=K7L,A7G","recording_id":155025,"started_at":"2026-07-09T17:34:46.508647+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152356}