{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-12T19:56:24.354928+00:00","duration_seconds":1.914483,"id":1631899,"input_summary":"chars=650 node=66296","metadata":{"llm_candidates":[{"callsign":"KM7FDO","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KM7FDO","recording_id":161250,"started_at":"2026-07-12T19:56:22.440445+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":158069}