separator-top active_campaign ActiveCampaign_Core::config_active_campaign Magento\Config\Model\Config\Source\Enabledisable required-entry validate-url validate-no-html-tags Example: https://youraccountname.api-us1.com ActiveCampaign\Core\Block\Adminhtml\System\Config\FieldDisable required-entry ActiveCampaign\Core\Block\Adminhtml\System\Config\FieldDisable /var/log/activecampaign.log Magento\Config\Model\Config\Source\Enabledisable