{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T20:46:01.297918+00:00","duration_seconds":1.404143,"id":1307328,"input_summary":"chars=790 node=66296","metadata":{"llm_candidates":[{"callsign":"KF7SPA","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=2 calls=KF7SPA","recording_id":138836,"started_at":"2026-07-02T20:45:59.893775+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137686}