getAccessKey method
Gets the application secret key. The value can be stored in parameters 'access_key', 'client_key' or 'secret_key'.
Return the application secret key.
Implementation
String? getAccessKey() {
return super.getAsNullableString('access_key') ??
super.getAsNullableString('client_key') ??
super.getAsNullableString('secret_key');
}