{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-04T17:33:50.677911+00:00","duration_seconds":4.182989,"id":1370631,"input_summary":"chars=535 node=683210","metadata":{"llm_candidates":[{"callsign":"KE2YDP","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KE2YDP","recording_id":143394,"started_at":"2026-07-04T17:33:46.494922+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":141796}