How to handle the ENTER keypressed to trigger an onBlur() event?

Below steps:

• e.key === ‘Enter’ or e.key === ’13
• _handleKeyPress = (e) => {
  if (e.key === ‘Enter’) {
  firstName.blur()
  this.handleSignUpClick ()
  }
  }
• handleSignUpClick (){ }
• <TextBox name=”firstName” />
• <Button onClick={this.handleSignUpClick} >