Description

There seems to be another character that needs to be escaped correctly.

Steps to reproduce

Fetch a page where a webpart contains \* in its contents.

Expected result

Should return the content correctly.

Actual result

(node:14225) UnhandledPromiseRejectionWarning: SyntaxError: Unexpected token * in JSON at position 2525
    at JSON.parse (<anonymous>)
    at Function.escapedStringToJson