I am trying to convert the error message displayed in error container to alert box. To do so, I have created a mixin for set-payment-information-extended.js on path Magento_Checkoutjsactionset-payment-information-extended.js the function i need to override from original payment-information-extended.js is return storage.post( serviceUrl, JSON.stringify(payload), true, 'application/json', headers ).fail( function (response) { errorProcessor.process(response, […]