{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-30T11:39:21.849725+00:00","duration_seconds":0.700559,"id":1227665,"input_summary":"chars=544 node=683210","metadata":{"llm_candidates":[{"callsign":"KK4DUK","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK4DUK","recording_id":132781,"started_at":"2026-06-30T11:39:21.149166+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":132338}