<First>
<Last>
<AddressLine1>
<City>
<State>

<UserInfo>
   <Name>
      <First>
      <Last>
   </Name>
   <Address>
      <AddressLine1>
      <City>
      <State>
   </Address>
</UserInfo>

Public Function PostValue(<FromBody()> ByVal value As User_Info) As String
 If ModelState.IsValid Then
   Console.Write(value.address.CITY)
   Return "OK"
 Else
   Return "Error"
 End If
End Function