implementation of javascript in the blog entry

Hi, I am a new contentful user. I trying to add a convertiser widget to blog entry. To do this I have to put the " < script> …</ script>" code on the page. How can I do this when writing a new blog entry?

thank in advance for help, regards

Unfortunately it is not possible to add JS code in text editor/field in an entry. We suggest adding the code directly in your frontend application.