Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEw+qmvPKiOOwE1CWDC3+T6CJsb9ZhS0FR2d+09VaAGvky2WVPNyR3eNNIB… (844 chars)"
  }
}