How to Proceed with Tokenized text content which is given in number?

I have one data set of customer review, but the text data is given is tokenized text number. I am unable to proceed thinking about how to proceed?

As I am encountering such data set the first time, so just need guide how to proceed.

As you can see text field is given in number, so how to proceed please guide?. it will predict the 0/1 +ve or -ve category.