{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T02:58:31.387420+00:00","duration_seconds":1.401409,"id":1283200,"input_summary":"chars=578 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KC1PIU","confidence":0.78}]},"output_summary":"ai_candidates=1 merged=1 calls=KC1PIU","recording_id":136969,"started_at":"2026-07-02T02:58:29.986011+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":136051}