{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-25T03:31:03.119704+00:00","duration_seconds":5.330591,"id":305095,"input_summary":"chars=709 node=66296","metadata":{"llm_candidates":[{"callsign":"K7PTZ","confidence":1.0},{"callsign":"K7JSM","confidence":1.0}]},"output_summary":"ai_candidates=2 merged=4 calls=K7PTZ,K7JSM","recording_id":3804,"started_at":"2026-06-25T03:30:57.789113+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":3804}