Authorizations
Supply the API Key in the HTTP-Header
The access token received from the authorization server in the OAuth 2.0 flow.
Supply the API Key in the Url-Query
Headers
The default media type is application/hal+json. Use application/json for pure data results.
Available options: 
application/json, application/hal+json, application/xml, text/xml, text/csv Path Parameters
The Id of the User
Required string length: 
24Body
application/json
Available options: 
admin, apiKeys, base_role, basicSupportUser, fullSupportUser, liveAgentAdmin, liveAgentAgent, liveAgentSupervisor, odata, projectAssigner, projectManager, userManager, userDetailsViewer, voiceGatewayUser, opsCenterUser Response
User-role was added to the user.