Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC1j4cLhL+e6hGJOxKhTkQf6Sn7NY0A2PZsM2pAwuru5lXomzHyReJk8KrU… (844 chars)"
  }
}