decode_jwt.js

const jwt = require('jsonwebtoken');

// extract token from header
let authHeader = request.header.Authorization;
let token = authHeader.split(" ")[1];

// decode token and get user's 'role'
let decodedVal = jwt.verify(token, process.env.JWT_KEY);
let role = decodedVal.role;

// get resource name(based on your web framework)
// eg:
// GET /products/1 => 'products'
// PUT /users/3    => 'users'
// POST /orders    => 'orders'
let resourceName = request.url.split("/")[1];