An Azure service that enables users to identify content that is potentially offensive, risky, or otherwise undesirable. Previously known as Azure Content Moderator.
Hello Usawa Care
Sorry for the inconvenience.
Please contact sales team through phone or live chat for "Managed customer conversion queries".
https://azure.microsoft.com/en-us/contact
They should help you out upgrading the support plan and arranging the facilitators on Microsoft (CSAM- Account managers) side.
Thank you for understanding.