{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-14T05:47:08.134433+00:00","duration_seconds":1.710589,"id":1689113,"input_summary":"chars=704 node=683211","metadata":{"llm_candidates":[{"callsign":"K12MI","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=K12MI","recording_id":165148,"started_at":"2026-07-14T05:47:06.423844+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":161679}