Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF2a8Q7zBGkrsFw7QxFlKKU9qYrPJDrMr2PWJo+Zga+3DvZmFuvIyW8HhUQ… (844 chars)"
  }
}