Attaches a URL to the Comment.
It mirrors To the following Smartsheet REST API method: POST /sheets/{sheetId}/comments/{commentId}/attachments
attachmentSubType is valid only for GOOGLE_DRIVE attachments which are Google Docs. It can optionally be included to indicate the type of a file. The following attachmentSubTypes are valid for GOOGLE_DRIVE attachments "DOCUMENT", "SPREADSHEET", "PRESENTATION", "PDF", "DRAWING".
When the attachment type is BOX_COM, DROPBOX, or GOOGLE_DRIVE (without an attachmentSubType specified), the mimeType will be derived by the file extension specified on the "name".
if any argument is null or empty string if there is any problem with the REST API request if there is any problem with the REST API authorization (access token) if the resource cannot be found if the REST API service is not available (possibly due To rate limiting) if there is any other error during the operation
