Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBXkVsd17bw5LaJL8u6MGkNhC9ZDCbJBMB20PJpBt9SWWZjr5KwPL68O9Bg… (1,748 chars)"
  }
}