generateSigningMessage method
Generate a message presented to the user when requested to sign using their wallet
@param {string} customText='Please sign this message'
@returns Generated message and timestamp
Implementation
Map<String, dynamic> generateSigningMessage(
[String customText = 'Please sign this message']) {
final timestamp = DateTime.now().millisecondsSinceEpoch;
final message = '$customText\n$timestamp';
return {'message': message, 'timestamp': timestamp};
}