{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T11:38:41.693143+00:00","duration_seconds":2.270724,"id":1653009,"input_summary":"chars=560 node=683210","metadata":{"llm_candidates":[{"callsign":"K4GDS","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K4GDS","recording_id":162623,"started_at":"2026-07-13T11:38:39.422419+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":159377}