Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGhRfV7JeixWU5sGJz6Y+x3y9FcXoXlItfVTEaQdqbyJSg3aCgJz5IYP5Jo… (844 chars)"
  }
}