{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-08-22T17:51:12.842465+00:00","duration_seconds":4.042185,"id":2780712,"input_summary":"chars=722 node=683210","metadata":{"llm_candidates":[{"callsign":"MB5HT","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=MB5HT","recording_id":261119,"started_at":"2026-08-22T17:51:08.800280+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":247516}