Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAP/d9d+hna8fUEpbdNNHIeMN4Y1PCsXyJRtdG0+0XGLhIe3WSzjRhQJ90P… (1,748 chars)"
  }
}