Please suggest how to request a NPM package for wiX package manager?

Read here.
https://support.wix.com/en/article/corvid-working-with-npm-packages

Thanks @givemeawhisky
, the link refers to the packages which are already available in WIX package manager either approved/or under consideration. But I want to request altogether a new package.

No if you read the page fully, you will see how to do it on that page.