// config network
var network = {
blockchain: "binance",
chainId: "Binance-Chain-Tigris" // testnet: Binance-Chain-Nile
};
// login
mathExtension.getIdentity(network)
// logout
mathExtension.forgetIdentity()
// sign transaction
mathExtension.requestSignature(transaction, network)
For details, please find the sample in this repo.