new

 my $element = WSDiscovery::Elements::Hello->new($data);

Constructor. The following data structure may be passed to new():

 { # WSDiscovery::Types::HelloType
   EndpointReference =>  { # WSDiscovery::Types::EndpointReferenceType
     Address =>  { value => $some_value },
     ReferenceParameters =>  { # WSDiscovery::Types::ReferenceParametersType
     },
     Metadata =>  { # WSDiscovery::Types::MetadataType
     },
   },
   Types => $some_value, # QNameListType
   Scopes =>  { value => $some_value },
   XAddrs => $some_value, # UriListType
   MetadataVersion =>  $some_value, # unsignedInt
 },