docs: def get_archive_url(self):
          """
          :calls: `GET /user/migrations/:migration_id/archive`_
          :rtype: str
          """
          headers, data = self._requester.requestJsonAndCheck(
              "GET",
              self.url + "/archive",
              headers={
                  "Accept": Consts.mediaTypeMigrationPreview
              }
          )
          return data["data"]