{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-17T15:30:14.433138+00:00","duration_seconds":0.472068,"id":1796584,"input_summary":"chars=254 node=683211","metadata":{"llm_candidates":[{"callsign":"GK7X","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=GK7X","recording_id":172279,"started_at":"2026-07-17T15:30:13.961070+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":167826}