{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-08T19:37:32.724070+00:00","duration_seconds":2.020609,"id":1512850,"input_summary":"chars=842 node=66296","metadata":{"llm_candidates":[{"callsign":"KI7ZEI","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KI7ZEI","recording_id":153169,"started_at":"2026-07-08T19:37:30.703461+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":150673}