!!! Overview
[{$pagename}] __OPTIONAL__ parameter defined in [OAuth 2.0 Token Exchange] that when the value of this parameter is "true", it  indicates the client's desire for a composite security token to be  issued, which contains claims about both the main subject of the token as well as about the party who is authorized to act on behalf of that subject.  Note that this parameter only provides a means for the [OAuth Client] to indicate its preference and the [Authorization Server] is not required to honor the stated preference and the nature of the [tokens] it issues are ultimately at its discretion.

!! More Information
There might be more information for this subject on one of the following:
[{ReferringPagesPlugin before='*' after='\n' }]