Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHjd9t0KfYp5JURSjXLjoRqJnNQADd+moLszrOUHqRs6Ss3MgL7BaI/2lmK… (844 chars)"
  }
}