Internal Optional resourcesResources containing metadata about attributes that are currently supported.
Optional schemasSchema(s) that define the structure of this response.
In this case, it contains urn:ietf:params:scim:api:messages:2.0:ListResponse, which indicates that this is a SCIM ListResponse.
Optional totalNumber of schemas returned in the response.
Metadata about Users, Groups and extension attributes that are currently supported.