Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDdlUm9pDHQuK3+rRgxwxY7mL0XgOyqriCaQA8X1iYzCmznCfWRQ3yqvtk3… (1,748 chars)"
  }
}