Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHQ9C1lYpNorQJ3udxvzjYOCuNZ4/phgW0lVB6KmtL7TRq0xT5nCLtpFF/G… (844 chars)"
  }
}