form = $form; // Rendering add_action( 'tiered_pricing_table/admin/after_minimum_order_quantity_field', function ( $productId, $loop ) { $this->form->render( $productId, $loop ); }, 10, 2 ); add_action( 'tiered_pricing_table/admin/after_variation_minimum_order_quantity_field', array($this->form, 'render'), 10, 2 ); } public function save( $productId, $loop = null ) { DataProvider::updateFromRequest( 'maximum', $productId, null, $loop ); DataProvider::updateFromRequest( 'group_of', $productId, null, $loop ); } }