{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T12:29:32.070498+00:00","duration_seconds":12.595906,"id":1288298,"input_summary":"chars=639 node=683210","metadata":{"llm_candidates":[{"callsign":"WW0N","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=WW0N","recording_id":137338,"started_at":"2026-07-02T12:29:19.474592+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":136371}