Method first

src/node-binance-api.ts:3692–3694

* Returns the first property of an object * @param {object} object - the object to get the first member * @return {string} - the object key

(object)

    * @return {string} - the object key
    */
    first(object) {
        return Object.keys(object).shift();
    }

    /**
    * Returns the last property of an object