code: function (oModel) {
  			var mHeaders;
  			if (!oModel) {
  				return "";
  			}
  			if (typeof oModel.getHeaders === "function") {
  				mHeaders = oModel.getHeaders();
  				if (mHeaders) {
  					return mHeaders["x-csrf-token"];
  				}
  			}
  			return "";
  		}
docs: Returns XSRF Token from the Odata Model. Returns empty string if retrieval failed
  
  @param {sap.ui.model.odata.ODataModel} oModel - OData Model
  @returns {String} XSRF Token
  @private