Submitting a restoration form question

in Q & A Forum
The form I print from the website doesn’t have a submission number it just says random am I supposed to just pick a random number or do I need to call for a submission number?
https://www.pcgs.com/setregistry/quarters/washington-quarters-major-sets/washington-quarters-date-set-circulation-strikes-1932-present/publishedset/209923
https://www.pcgs.com/setregistry/quarters/washington-quarters-major-sets/washington-quarters-date-set-circulation-strikes-1932-present/album/209923
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