var funding_rates = {'Binance':{},'Huobi':{},'OKEX':{},'Gate':{},'Bybit':{}};
var all_symbols = new Set();
var avg = 0;
var update_avg_time = 0;

function CanParse(json_string) {
	try {
		JSON.parse(json_string);
	} catch (e) {
		return false;
	}
	return true;