Install Native API

yarn add @polkadot/api @therootnetwork/api
yarn add -D @therootnetwork/api-types # optional, for Typescript support

import "@therootnetwork/api-types"; // optional, for Typescript support
import { ApiPromise } from "@polkadot/api";
import { getApiOptions, getPublicProvider } from "@therootnetwork/api";

const api = await ApiPromise.create({
  ...getApiOptions(),
  ...getPublicProvider("root"),
});

// query and display account data
const data = await api.query.system.account("0xE04CC55ebEE1cBCE552f250e85c57B70B2E2625b");
console.log(data.toHuman());