ConnectedArtist.js

import React, { Component } from 'react';
import { connect } from 'react-redux';
import { fetchAudioFeaturesById } from '../actions';
import Artist from '../Artist'

const mapStateToProps = ...
const mapDispatchToProps = ...

class ConnectedArtist extends React.Component {
  ...
  componentWillMount() {
    const { fetchFullArtist, artistId } = this.props;
    fetchFullArtist(trackId);
  }
  render() {
    const { artist } = this.props
    return (<Artist artist={artist}/>)
  }
  ...
};
      
export default connect(mapDispatchToProps, dispatchToProps)(ConnectedArtist);