owner_id: ID of the user, community, or application that owns the object
item_id: Object ID
page_url: URL of the page where the Like widget is installed. Used instead of the item_id parameter
filter: Filters to apply: likes - returns information about all users who liked the object (default); copies - returns information only about users who told their friends about the object
friends_only: Specifies which users are returned: 1 - to return only the current user's friends; 0 - to return all users (default)
extended: Specifies whether extended information will be returned. 1 - to return extended information about users and communities from the Likes list; 0 - to return no additional information (default)
offset: Offset needed to select a specific subset of users
count: Number of user IDs to return (maximum 1000)