| name | string | Identity attribute's technical name. | [default to undefined] |
| displayName | (optional) string | Identity attribute's business-friendly name. | [default to undefined] |
| standard | (optional) boolean | Indicates whether the attribute is 'standard' or 'default'. | [default to false] |
| type | (optional) string | Identity attribute's type. | [default to undefined] |
| multi | (optional) boolean | Indicates whether the identity attribute is multi-valued. | [default to false] |
| searchable | (optional) boolean | Indicates whether the identity attribute is searchable. | [default to false] |
| system | (optional) boolean | Indicates whether the identity attribute is 'system', meaning that it doesn't have a source and isn't configurable. | [default to false] |
| sources | (optional) Array<Source2> | Identity attribute's list of sources - this specifies how the rule's value is derived. | [default to undefined] |