var Blockchain = '0x714d2ac07a826b66ac56752eebd7c77b58d2ee842e523d913fd0ef06e6bdfcae';
var Address = '0x...';
var Asset = 'CIRX';
Circular.GetWalletBalance(Blockchain, // Blockchain address
Address, // wallet address
Asset)
.then(data => {
// do something with the data in JSON format
});