{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T18:48:11.342332+00:00","duration_seconds":2.777027,"id":1274000,"input_summary":"chars=682 node=66296","metadata":{"llm_candidates":[{"callsign":"KK70Z","confidence":0.78},{"callsign":"N1KN","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK70Z,N1KN","recording_id":136286,"started_at":"2026-07-01T18:48:08.565305+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":135438}