{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-06T12:27:45.120476+00:00","duration_seconds":7.374235,"id":1428922,"input_summary":"chars=676 node=683210","metadata":{"llm_candidates":[{"callsign":"KI5PMI","confidence":0.78},{"callsign":"WB1DXM","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KI5PMI,WB1DXM","recording_id":147226,"started_at":"2026-07-06T12:27:37.746241+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":145404}