{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T01:13:39.113415+00:00","duration_seconds":0.715754,"id":1551136,"input_summary":"chars=500 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KK7L","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KK7L","recording_id":155733,"started_at":"2026-07-10T01:13:38.397661+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153024}