Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDx4J/eWL6MOzGdh6xelLRgu3J69QDjTx6+QbVmDhC4C1p3+HivjK4T80ME… (1,748 chars)"
  }
}