{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-05T14:54:29.597987+00:00","duration_seconds":2.46932,"id":1397644,"input_summary":"chars=695 node=683210","metadata":{"llm_candidates":[{"callsign":"KB7DFP","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=3 calls=KB7DFP","recording_id":145148,"started_at":"2026-07-05T14:54:27.128667+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":143446}