+=== getAttachment
+
+Gets the raw data for a specified attachment.
+This is done using the ID of the attachment the recipient or group ID.
+The attachment data is returned as a Base64 String.
+
+*--id* [ID]::
+The ID of the attachment as given in the attachment list of the message.
+
+*--recipient* [RECIPIENT]::
+Specify the number which sent the attachment.
+Referred to generally as recipient.
+
+*-g* [GROUP], *--group-id* [GROUP]::
+Alternatively, specify the group IDs for which to get the attachment.
+