Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQE7XE9PSYdpDCbXg2G9Ey9t5XsX/biHtqVUAZMj4mhy8C+UqjaZRZDa25vT… (1,748 chars)"
  }
}