{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-13T20:14:39.198572+00:00","duration_seconds":0.496813,"id":1674554,"input_summary":"chars=642 node=683211","metadata":{"llm_candidates":[{"callsign":"K3OE","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=K3OE","recording_id":164147,"started_at":"2026-07-13T20:14:38.701759+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":160784}