Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBRg+6RSEYvkC+hX9SWnI3WUDFabDVrHoe/55yPcSMlSxUbDEJSZkZnhIYE… (844 chars)"
  }
}