Add a user to a SharePoint Online Group from Power Automate using the "Send an HTTP request to SharePoint" action.
| Property | Value |
|---|---|
| Site Address | Set the Site Address to the site collection |
| Uri | /_api/web/sitegroups/GetByName('@{triggerBody()?['Title']} Owners')/users where "['Title']" is the name of the site |
| Header | accept: application/json;odata.metadata=none |
| Header | content-type: application/json;odata=verbose |
| Body | {"__metadata":{"type":"SP.User"},"LoginName":"@{triggerBody()?['Owners']?['Claims']}"} |
