Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGwcC6G5zSnPjv7N+rCbkNQ5z1WuOKpvIcM74HogLGUPyVbNgIPc7n2fGZU… (844 chars)"
  }
}