Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG3zTB1iDJhzf6Gd+6PohrwJg9XlMTnMBOibAPo0l+kZHuIJsD68/zSdX90… (844 chars)"
  }
}