Data sync issue

its not happening. Please do the following
1-create strapi application and execute NPM RUN STRAPI DEVELOP
2-Create a content type(list)
3-Retrieve a content type in another browser or in postman ((http://localhost:1337/list)
4-Now go to List (http://localhost:1337/admin/plugins/content-manager/collectionType/application::lists.lists)
Modify some records

5-again Retrieve a content type in another browser or in postman ((http://localhost:1337/list)
you will get old data.

please help me.

thanks!