{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T16:05:31.909210+00:00","duration_seconds":0.858931,"id":1797795,"input_summary":"chars=708 node=66296","metadata":{"llm_candidates":[{"callsign":"KK7RGM","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7RGM","recording_id":172359,"started_at":"2026-07-17T16:05:31.050279+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167904}