public function define_action() {

		$email_field_options = array(
			'option_code' => 'EMAIL',
			'input_type'  => 'text',
			'label'       => esc_attr__( 'Email address', 'uncanny-automator' ),
			'placeholder' => '',
			'description' => '',
			'required'    => true,
			'tokens'      => true,
			'default'     => '',
		);

		$email_field = Automator()->helpers->recipe->field->text( $email_field_options );

		$first_name_field_options = array(
			'option_code' => 'FIRSTNAME',
			'input_type'  => 'text',
			'label'       => esc_attr__( 'First name', 'uncanny-automator' ),
			'placeholder' => '',
			'description' => '',
			'required'    => false,
			'tokens'      => true,
			'default'     => '',
		);

		$first_name_field = Automator()->helpers->recipe->field->text( $first_name_field_options );

		$last_name_field_options = array(
			'option_code' => 'LASTNAME',
			'input_type'  => 'text',
			'label'       => esc_attr__( 'Last name', 'uncanny-automator' ),
			'placeholder' => '',
			'description' => '',
			'required'    => false,
			'tokens'      => true,
			'default'     => '',
		);

		$last_name_field = Automator()->helpers->recipe->field->text( $last_name_field_options );

		$action = array(
			'author'             => Automator()->get_author_name( $this->action_code ),
			'support_link'       => Automator()->get_author_support_link( $this->action_code, 'knowledge-base/zoom/' ),
			'is_pro'             => false,
			'requires_user'      => false,
			'integration'        => self::$integration,
			'code'               => $this->action_code,
			'sentence'           => sprintf( __( 'Add an attendee to {{a webinar:%1$s}}', 'uncanny-automator' ), $this->action_meta ),
			'select_option_name' => __( 'Add an attendee to {{a webinar}}', 'uncanny-automator' ),
			'priority'           => 10,
			'accepted_args'      => 1,
			'execution_function' => array( $this, 'zoom_webinar_register_user' ),
			'options_group'      => array(
				$this->action_meta => array(
					$email_field,
					$first_name_field,
					$last_name_field,
					Automator()->helpers->recipe->zoom_webinar->get_webinars( null, $this->action_meta ),
				),
			),
		);

		Automator()->register->action( $action );
	}