How to create a content type data In Drupal 8 Using RESTful Web Services ?
Before you create Rest API you must have enable core Web services module list & Install custom "Rest Ui" module and enable it.
Here are the steps to create a content type item
Step:1 Go to Admin/Configuration/Web-services/Rest and enable " Content type "
Step:2 select all checkbox and save.
Step:3 Go to Admin/structures/views/add new view
Step:4 Select fields from format and add fileds which you want to show data of that content type
Step:5 Go to Admin/structure/view and check with path
Step:6 Now you can view content type items