buttonList->add( 'save', [ 'label' => __('Change Encryption Key'), 'class' => 'save primary save-encryption-key', 'data_attribute' => [ 'mage-init' => ['button' => ['event' => 'save', 'target' => '#edit_form']], ] ], 1 ); } /** * Header text getter * * @return \Magento\Framework\Phrase */ public function getHeaderText() { return __('Encryption Key'); } }