maybeWhen<TResult extends Object?>  method 
- @optionalTypeArgs
A variant of when that fallback to an orElse callback.
It is equivalent to doing:
switch (sealedClass) {
  case Subclass(:final field):
    return ...;
  case _:
    return orElse();
}
Implementation
@optionalTypeArgs TResult maybeWhen<TResult extends Object?>(TResult Function( String name,  String chainId,  String currency,  String rpcUrl,  String explorerUrl,  List<String> extraRpcUrls,  bool isTestNetwork,  String? chainIcon)?  $default,{required TResult orElse(),}) {final _that = this;
switch (_that) {
case _ReownAppKitModalNetworkInfo() when $default != null:
return $default(_that.name,_that.chainId,_that.currency,_that.rpcUrl,_that.explorerUrl,_that.extraRpcUrls,_that.isTestNetwork,_that.chainIcon);case _:
  return orElse();
}
}