Provide json output for Office 365 Usage Reports Graph API v1

We prefer well structured json output for the Office 365 Usage Reports pulled using Graph API https://docs.microsoft.com/en-us/graph/api/resources/report?view=graph-rest-1.0

However, only the beta endpoint supports output in json. Please provide json output support for v1 Endpoint.

Json response output (beta endpoint)

General csv output (v1 endpoint)