+ - On success: JSON of the user
+
+## `POST /api/pleroma/admin/users/permission_group/:permission_group`
+
+### Add users to permission group
+
+- Params:
+ - `nicknames`: nicknames array
+- Response:
+ - On failure: `{"error": "…"}`
+ - On success: JSON of the user
+
+## DEPRECATED `DELETE /api/pleroma/admin/users/:nickname/permission_group/:permission_group`