Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFYbr3P0J+NXjMSXGW3QyxyYRjm7k3kdIRCnwEX3bNKaW5kXgfyzfAE6hVI… (844 chars)"
  }
}