how to convert list obj to client.PostAsJsonAsync
My xml
<ListCustomer xsi:type="SOAP-ENC:Array" SOAP-ENC:arrayType="tns:Chapter[1]">
         <item xsi:type="tns:Chapter">
             <custname xsi:type="xsd:string">sakutara</custname>
             <gender xsi:type="xsd:string">nam</gender>
             <dob xsi:type="xsd:string">21/06/1991</dob>
          </item>
</ListCustomer>
My class model
    public class item
    {
          public string custname { get; set; }
          public string gender { get; set; }
          public string dob { get; set; }
    }
    public class ListCustomer
    {
        public List<item> item { get; set; }
    }
help me please ??
 
    