{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-02T17:04:13.823447+00:00","duration_seconds":0.626834,"id":1299542,"input_summary":"chars=385 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"KI7ALD","confidence":0.78},{"callsign":"N9HW","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=3 calls=KI7ALD,N9HW","recording_id":138289,"started_at":"2026-07-02T17:04:13.196613+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":137161}