Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCy8fUUAGyrvJwCoCf7bE9TJGu+QX1nSX8jjVLBOhCZ5RnY0TsbdhZBNLBv… (844 chars)"
  }
}