Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHXGtEDXhWbWyHcfs2rBvMpaVhgYkh5QT4WYVAW3LPvxWEbFicq4U4CBA3P… (844 chars)"
  }
}