{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T21:39:44.982438+00:00","duration_seconds":4.061015,"id":264955,"input_summary":"chars=481 node=683210","metadata":{"llm_candidates":[{"callsign":"K04","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=2 calls=K04","recording_id":103627,"started_at":"2026-06-24T21:39:40.921423+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":103628}