Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFs+F7BpVKCJDUk+pl8qsX+NXroa8KDQt0VsunF0tUL6FdQu9eFt+cYsxl1… (844 chars)"
  }
}