You applied pgwp under new rules, it is compulsory to attached transcript and completion letter .. they mention this on website https://www.canada.ca/en/immigration-refugees-citizenship/corporate/publications-manuals/operational-bulletins-manuals/temporary-residents/study-permits/post-graduation-work-permit-program/eligibility.htmlApplied Online with completion letter - 26th April 2019.
Fingers crossed !