complexMultiValued element has the following XML attribute:
tag: a required attribute specifying the name of the tag that is used to encode values of the SCIM attribute in XML in the REST API protocol. For example, the tag for the standard addresses SCIM attribute is address.
complexMultiValued element contains the following XML elements in
subAttribute: one or more elements specifying the sub-attributes of the complex SCIM attribute. The standard type, primary, and display sub-attributes do not need to be specified.
canonicalValue: specifies the values of the type sub-attribute that is used to label each individual value, and an optional mapping to LDAP.