{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-16T18:42:37.950066+00:00","duration_seconds":2.383885,"id":2640122,"input_summary":"chars=391 node=683211","metadata":{"llm_candidates":[{"callsign":"KI5KHQ","confidence":0.78},{"callsign":"VY1MTS","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KI5KHQ,VY1MTS","recording_id":245782,"started_at":"2026-08-16T18:42:35.566181+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":233670}