Introduction

All Appwrite documents have default attributes usually connoted by the "$" prefix. These attributes are automatically managed by Appwrite and are available in all documents. They are:

Attribute	Type	Description
$id	string	Unique identifier for the document.
$createdAt	string	Date and time when the document was created in UTC ISO 8601 format
$updatedAt	string	Date and time when the document was last updated in UTC ISO 8601 format