https://learn.microsoft.com/en-us/rest/api/power-bi/admin/dataflows-get-dataflows-as-admin
Admin - Dataflows GetDataflowsAsAdmin - REST API (Power BI Power BI REST APIs) | Microsoft Learn
Returns a list of dataflows for the organization. Permissions The user must be a Fabric administrator or authenticate using a service principal.
rest apipower biadmindataflowsapis