Returns a pre-signed URL for uploading the specified media file.
|The ID of the object with which to associate the media file.|
|The name of the media file.|
|The relationship of the media file to the object.|
Return fields (UploadMedia!)
Contains any error message that occurred as part of generating the pre-signed URL.
The URL where the file is located after being uploaded.
The pre-signed URL to which the file should be uploaded.