The file attachment object returned by Tabula has the following properties:

id	A unique identifier for the attachment
temporary	A boolean value, true if the attachment is temporary (i.e. it has not been attached to a submission or other object yet). Temporary attachments are deleted after 7 days
hash	A SHA-1 message digest of the file's contents
name	The filename of the attachment
uploadedBy	The usercode of the user that uploaded the attachment, if available
dateUploaded	The date that the attachment was uploaded in ISO date-time format
uploadStarted	The date that first byte of the upload was received by the server, in ISO date-time format From version 2021.2.4