npm install -g uuid
$ node
Welcome to Node.js v13.8.0.
Type ".help" for more information.
> const uuidv4 = require('uuid/v4');
undefined
> uuidv4();
'83f370cd-188d-4bc1-b07c-4be39ef16f50'
> uuidv4();
'81084168-d009-4e31-ba59-a52785369afc'
> uuidv4();
'9be2153b-4308-4813-a7ae-705edf97abce'
