{
                "AbsEntry": 1,
                "BinCode": "M1-SYSTEM-BIN-LOCATION",
                "ItemCode": "AMA09279",
                "ItemName": ""LETTERA ""X"" ADESIVA PER TARGHE"",
                "CodeBars": "2000000000053",
                "OnHandQty": "10",
                "WhsCode": "M1"
            },
            {

                "AbsEntry": 6,
                "BinCode": "M1-F-01-A1-01",
                "ItemCode": "AMA09279",
                "ItemName": ""LETTERA ""X"" ADESIVA PER TARGHE"",
                "CodeBars": "2000000000053",
                "OnHandQty": "250",
                "WhsCode": "M1"
            },

        ]
}

{
    "ItemCode": "AMA09279",
    "ItemName": ""LETTERA ""X"" ADESIVA PER TARGHE"",
    "CodeBars": "2000000000053",
    "WhsCode": "M1",
    "Bin": [{
        "AbsEntry": 1,
        "BinCode": "M1-SYSTEM-BIN-LOCATION",
        "OnHandQty": "10"
    },
    {
        "AbsEntry": 6,
        "BinCode": "M1-F-01-A1-01",
        "OnHandQty": "250"
    }]
}

public class NewRows{
  public NewRows(){};
  public string ItemCode{get;set;}
  public string ItemName{get;set;}
  public string CodeBars{get;set;}
  public string WhsCode {get;set;}
  public List<Bin> Bin{get;set;}
}

public class Bin{
  public Bin(){};
  public int AbsEntry{get;set;}
  public string BinCode{get;set;}
  public string OnHandQty{get;set;}
  public virtual NewRows Rows{get;set;}
}