| Name | Description | Type | Additional information |
|---|---|---|---|
| Data |
Base64 encoded data. Use this if you want to embed the data on the client side and send it to the server. |
Collection of byte |
None. |
| Uri |
A location of the external data. This way you can tell the server where to get the data from. The advantage is that you don't need to send the data from the client to server. But, make sure the server has access to the provided URI. |
string |
None. |