/**
 * Serializes an object to a query params
 *
 * @param {Object} obj The params object
 * @return {String} Serialized params
 */
exports.httpParamSerializer = function(obj) {
    let query = '';
    for (let param in obj) {
        if (query != '')
            query += '&';
        query += `${param}=${obj[param]}`;
    }

    return query;
};