I'm getting the following error when setting up confluent. That's why looking for alternative options for Kafka.
{"code":"DeploymentFailed","message":"At least one resource deployment operation failed. Please list deployment operations for details. Please see https://aka.ms/DeployOperations for usage details.","details":[{"code":"400","message":"There's a problem in your Azure subscription while creating Marketplace SAAS resource. Purchase has failed because we couldn't find a valid credit card payment method associated with your Azure subscription. Please use a different Azure subscription or add/update current credit card payment method for this subscription and retry. For more details on updating the credit and payment method please refer to this link https://docs.microsoft.com/en-us/azure/cost-management-billing/manage/change-credit-card "}]}