!!! Overview
[{$pagename}] (issued at) __OPTIONAL__ [Reserved Claim Name] identifies the time at which the [JWT] was issued.  

The [{$pagename}] [claim] can be used to determine the age of the [JWT].  

[{$pagename}]'s  value MUST be a number containing a NumericDate value. 

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