Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBSMvzuyNYUblJ9j9N87GZA7aZkIYIKyMFWcoXYZABD1wVZBFuzqsXVGfpP… (1,748 chars)"
  }
}