Migration from squarespace to webflow

Hi there i am migrating website from squarespace to webflow with out losing SEO.
my question i have some new pages to new website and also add some new section to same pages that were also on squarespace.
i have also changed the content of my new website.

  1. over all content changed.
  2. url structure changed
  3. website structure changed
    does these things will reduce my website seo after migration.