Dingdong_app/components/LoadingNode.js

import React from "react";
import { Spinner, Layout } from "@ui-kitten/components";
import { useModel } from "flooks";

export default function LoadingNode(props) {
    return (
        <Layout
            style={{ flex: 1, backgroundColor: "rgab(0,0,0,0.8)",alignItems: 'center',justifyContent: 'center', }}
        >
            <Spinner size='giant'/>
        </Layout>
    );
}