deleteToken
Deletes the registration token of this app instance, so it stops receiving messages.
Deletes the registration token of this app instance, so it stops receiving messages.
Deletes the registration token of this app instance, so it stops receiving messages.
Deletes the registration token of this app instance, so it stops receiving messages.
Deletes the registration token of this app instance, so it stops receiving messages.
Deletes the registration token of this app instance, so it stops receiving messages.