{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-27T08:47:09.378289+00:00","duration_seconds":2.616792,"id":615459,"input_summary":"chars=970 node=oldsys","metadata":{"llm_candidates":[{"callsign":"KK622","confidence":1.0},{"callsign":"K6222","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=3 calls=KK622,K6222","recording_id":72705,"started_at":"2026-06-27T08:47:06.761497+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":72706}