1.js

class DataView extends Component {
  state = {
    data: null, 
  }

  async componentDidMount() {
    this.fetchData()
  }

  fetchData = async () => {
    const res = await fetch('https://api.apphub.io/');
    const json = await res.json()
    
    this.setState({ 
      data: json.data
    })
  }
  
  render() {
    return <div>{this.state.data}</div>
  }
}