{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-24T07:59:35.760591+00:00","duration_seconds":1.537425,"id":2816890,"input_summary":"chars=130 node=683211","metadata":{"llm_candidates":[{"callsign":"AD4AL","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=AD4AL","recording_id":265012,"started_at":"2026-08-24T07:59:34.223166+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":251115}