{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T01:37:54.387793+00:00","duration_seconds":4.119711,"id":176682,"input_summary":"chars=651 node=683211","metadata":{"llm_candidates":[{"callsign":"K4HOF","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=K4HOF","recording_id":111965,"started_at":"2026-06-24T01:37:50.268082+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":111966}