{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T02:27:42.832704+00:00","duration_seconds":3.529072,"id":1520394,"input_summary":"chars=681 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"AK7L","confidence":0.78},{"callsign":"N7DU","confidence":0.78},{"callsign":"AK7H","confidence":0.78}]},"output_summary":"ai_candidates=3 merged=4 calls=AK7L,N7DU,AK7H","recording_id":153667,"started_at":"2026-07-09T02:27:39.303632+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":151124}