Teams usage report Graph REST API
There is Teams usage report, Teams user activity report, Teams device usage report available in Microsoft Teams admin center. In Microsoft Teams admin center -> Analytics & reports > Usage reports Below is the link to the docs -
I want use report from Graph Rest API
Shigeta Motofumi commented
Teams usage report and Teams user activity report are different.
The latter can already be obtained from the Report API.
Teams usage report is not available yet.
I thought this is already available: