|The ID of this right. This is a unique identifier.
|The type of the grantee. Valid values are:
|The role granted by this right. The following are currently allowed:
|A displayable name for users, groups or invitations. In case of invitations the email address is given.
|The email address of the user or invitation to which this permission refers. There is no email field for groups.
|A link to the user's avatar image. This is only provided for users, not groups and invitations.