How to get a JSON key that contains a comma?

Question

JavaScript

Good afternoon!
When communicating with the pyphrasy service API, the following JSON is passed in response:

{
  "datv": "склонятору словосочетаний",
  "gent,plur": "склоняторов словосочетаний",
  "orig": "склонятор словосочетаний" 
}

How to refer to a key "gent,plur"in JS language?

Answer 1

array['gent,plur']?