npm install react-google-signin 

    import React from 'react';
    import GoogleSignIn from "react-google-signin";
    
    
    class Home extends React.Component { 
    
    
        onSignIn(userProfile, accessToken) {
            console.log(userProfile)
        }
        
        signOut() {
            this.googleAuth.signOut();
        }
    
        render() {
            return (
                <GoogleSignIn clientId="YOUR_CLIENT_ID"
            			  ref={g => this.googleAuth = g}
            			  onSuccess={this.onSignIn.bind(this)}
                />
                
                <button onClick={this.signOut.bind(this)}> Sign Out </button>  
            );    
        }
 
    }

userProfile = {
  id: ID 
  name: NAME
  givenName: GIVENNAME
  familyName: FAMILYNAME
  email: EMAIL
  imageUrl: IMAGEURL      
}