{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T12:00:28.717930+00:00","duration_seconds":1.54203,"id":1287260,"input_summary":"chars=116 node=683210","metadata":{"llm_candidates":[{"callsign":"KK4UK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK4UK","recording_id":137260,"started_at":"2026-07-02T12:00:27.175900+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":136293}