{"agent_type":"callsign_analysis","ai_model":"Qwen2.5-3B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-06-29T12:19:34.716671+00:00","duration_seconds":1.418399,"id":1196102,"input_summary":"chars=112 node=SDR9494","metadata":{"llm_candidates":[{"callsign":"K2S73","confidence":0.78},{"callsign":"K7J7","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=K2S73,K7J7","recording_id":130490,"started_at":"2026-06-29T12:19:33.298272+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":130230}