{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-07T13:26:57.474884+00:00","duration_seconds":1.611368,"id":2436538,"input_summary":"chars=94 node=683210","metadata":{"llm_candidates":[{"callsign":"NY4C","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=NY4C","recording_id":223714,"started_at":"2026-08-07T13:26:55.863516+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":213850}