Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFkQlrMJKJtZxELxDLh/+JpDUMYnyGeEDR7LYSuWyWeKkNkE/n4SwMUiYMA… (844 chars)"
  }
}