final client = HuobiKline();
await client.connect();
client.query('ethbtc', '1min', from, to);
client.subscribe('ethbtc', '1day');
client.onData = (data) async {
print(data);
};
final client = HuobiKline();
await client.connect();
client.query('ethbtc', '1min', from, to);
client.subscribe('ethbtc', '1day');
client.onData = (data) async {
print(data);
};