I\'m having this headache now, since I\'ve been having this problem the whole day and, still, can\'t fix it. I\'ve looked on Google and StackOverflow for hours, tried many m
Change
contentType: "application/json utf-8",
to
contentType: "application/json; charset=utf-8",
The malformation of your contentType header is causing your server to incorrectly interpret the content of your POST request.
contentType
POST