Encode VL Public Key For Signing
avnSdk.awtUtils.encodeAvnPublicKeyForSigning(
avnPublicKey,
issuedAt,
hasPayer,
payerAddress
);
hasPayer: There is a designated account that has registered this user as a user it wants to pay transaction fees for.payerAddress: The address of the aforementioned designated account.avnPublicKey: The VL public key of the account requiring an AWT.issuedAt: The unix timestamp the token should be issued.