{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-15T07:39:47.056372+00:00","duration_seconds":6.79492,"id":2611891,"input_summary":"chars=74 node=683211","metadata":{"llm_candidates":[{"callsign":"AD4AL","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=AD4AL","recording_id":242629,"started_at":"2026-08-15T07:39:40.261452+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":230847}