{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-09T20:04:48.380171+00:00","duration_seconds":22.951537,"id":1544855,"input_summary":"chars=934 node=683211","metadata":{"llm_candidates":[{"callsign":"KF7ZV","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KF7ZV","recording_id":155376,"started_at":"2026-07-09T20:04:25.428634+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":152685}