getNicknames(callback) {
		return StdLib.Promises.timeoutCallbackPromise(10000, ['nicknames'], callback, true, (resolve, reject) => {
			this._sendUnified('Player.GetNicknameList#1', {}, (body) => {
				let nicks = {};
				body.nicknames.forEach(player => nicks[SteamID.fromIndividualAccountID(player.accountid).getSteamID64()] = player.nickname);

				resolve({nicknames: nicks});

				this.emit('nicknameList', nicks);
				this.myNicknames = nicks;
			});
		});
	}
Get the list of nicknames you've given to other users.
@param {function} [callback]
@return {Promise}