{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-24T01:41:07.028858+00:00","duration_seconds":1.124073,"id":177589,"input_summary":"chars=700 node=683211","metadata":{"llm_candidates":[{"callsign":"K4HM","confidence":1.0}]},"output_summary":"ai_candidates=1 merged=1 calls=K4HM","recording_id":112023,"started_at":"2026-06-24T01:41:05.904785+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":112024}