How to crate this random value
61b97fcbe7351853c5156c2fc18dbf42
ca6e4686bc6889f319331adba74a45e6
i don 't know exactly what is this kid of random but we use it to verify the email address like this
https://www.example.com/registration/confirm?NM=example@gmail.com&SLB=en_CA&KD=ca6e4686bc6889f319331adba74a45e6