一、请求参数说明：
1.formid：业务对象表单Id，字符串类型（必录）
2.data：JSON格式数据（详情参考JSON格式数据）（必录）
     2.1.FieldKeys：需查询的字段key集合，字符串类型，格式："key1,key2,..."（必录）注（简单账表可能存在动态字段，指定待查字段时，须确保当前查询条件的结果集中包含待查字段）
     2.2.SchemeId：过滤方案内码，字符串类型
     2.3.StartRow：开始行索引，整型（非必录）
     2.4.Limit：最大行数，整型，不能超过10000（非必录）
     2.5.IsVerifyBaseDataField：是否验证所有的基础资料有效性，布尔类，默认true（非必录）
     2.6.FilterString：过滤条件，数组类型，如：[{"Left":"(","FieldName":"Field1","Compare":"67","Value":"111","Right":")","Logic":"0"},{"Left":"(","FieldName":"Field2","Compare":"67","Value":"222","Right":")","Logic":"0"}]
     2.7.Model：表单数据包，JSON类型（必录）

二、返回结果：
{"Result": {"IsSuccess": true,"RowCount": 0,"Rows": [ ] }}

三、代码示例：
// 引用SDK组件Kingdee.BOS.WebApi.Client.dll; SDK下载地址：https://openapi.open.kingdee.com/ApiSdkCenter
var client = new K3CloudApi();
// 初始化登录认证，appID、appSec可在"第三方系统登录授权"中获取
client.InitClient("your_acct_id", "appID", "appSec", "userName", 2052, "100", "https://your-k3cloud-host/k3cloud/");
client.GetSysReportData("PUR_PurchaseOrderDetailRpt","{"FieldKeys":"","SchemeId":"","StartRow":0,"Limit":2000,"IsVerifyBaseDataField":"true","FilterString":[],"Model":{"FPurchaseOrgIdList":"","FOrderStartDate":"1900-01-01","FOrderEndDate":"1900-01-01","FBeginSupplierId":{"FNumber":""},"FEndSupplierId":{"FNumber":""},"FBeginBillNumber":"","FEndBillNumber":"","FBeginMaterialId":{"FNumber":""},"FEndMaterialId":{"FNumber":""},"FBeginPurchaser":{"FNumber":""},"FEndFPurchaser":{"FNumber":""},"FBusinessType":"","FDocumentStatus":"","FLineStatus":""}}");

四、JSON格式数据：
{
    "FieldKeys": "",
    "SchemeId": "",
    "StartRow": 0,
    "Limit": 2000,
    "IsVerifyBaseDataField": "true",
    "FilterString": [],
    "Model": {
        "FPurchaseOrgIdList": "",
        "FOrderStartDate": "1900-01-01",
        "FOrderEndDate": "1900-01-01",
        "FBeginSupplierId": {
            "FNumber": ""
        },
        "FEndSupplierId": {
            "FNumber": ""
        },
        "FBeginBillNumber": "",
        "FEndBillNumber": "",
        "FBeginMaterialId": {
            "FNumber": ""
        },
        "FEndMaterialId": {
            "FNumber": ""
        },
        "FBeginPurchaser": {
            "FNumber": ""
        },
        "FEndFPurchaser": {
            "FNumber": ""
        },
        "FBusinessType": "",
        "FDocumentStatus": "",
        "FLineStatus": ""
    }
}

五、字段说明：
	 订单日期：FOrderStartDate  (必填项)
	 至：FOrderEndDate  (必填项)
	 业务类型：FBusinessType  (必填项)
	 单据状态：FDocumentStatus  (必填项)
	 采购组织：FPurchaseOrgIdList  (必填项)
	 至：FEndFPurchaser 
	 至：FEndBillNumber 
	 至：FEndSupplierId 
	 供应商编码：FBeginSupplierId 
	 至：FEndMaterialId 
	 采购员编码：FBeginPurchaser 
	 订单编号：FBeginBillNumber 
	 物料编码：FBeginMaterialId 
	 行状态：FLineStatus  (必填项)

参数FieldKeys显示列：
	 采购组织：FPurchaseOrgId 
	 采购组：FPURCHASERGROUPID 
	 采购部门：FPURCHASEDEPTID 
	 采购员：FPURCHASERID 
	 订单编号：FBillNo 
	 日期：FDate 
	 供应商编码：FSUPPLIERID 
	 供应商名称：FSUPPLIERNAME 
	 供应商分组：FSupplierGroup 
	 订单行号：FBillSeqId 
	 物料编码：FMATERIALID 
	 物料名称：FMATERIALNAME 
	 计划跟踪号：FMTONO 
	 规格型号：FMaterialModel 
	 存货类别：FCategoryID 
	 物料属性：FErpClsID 
	 物料分组：FMaterialGroup 
	 辅助属性：FFLEX 
	 源单编号：FSrcBillNo 
	 源单类型：FSRCBILLTYPENAME 
	 交货日期：FDELIVERYDATE 
	 需求组织：FREQUIREORGID 
	 需求部门：FREQUIREDEPTID 
	 采购单位：FUnitId 
	 结算币别：FCurrencyId 
	 本位币：FCURRENCYID_LC 
	 计价单位：FPRICEUNITID 
	 订货数量：FOrderQty 
	 订货数量(计价单位)：FORDERPRICEQTY 
	 含税单价：FTAXPRICE 
	 含税单价(本位币)：FTAXPRICE_LC 
	 价税合计：FOrderAmount 
	 价税合计(本位币)：FORDERAMOUNT_LC 
	 收料单号：FReceiveNumber 
	 收料日期：FReceiveDate 
	 收料单行号：FRECEIVESEQID 
	 收料数量：FReceiveQty 
	 收料数量(计价单位)：FRECEIVEPRICEQTY 
	 收料金额：FReceiveAmount 
	 收料金额(本位币)：FRECEIVEAMOUNT_LC 
	 入库单号：FEnterNumber 
	 入库日期：FEnterDate 
	 入库单行号：FINSTOCKSEQID 
	 入库数量：FImportQty 
	 入库数量(计价单位)：FIMPORTPRICEQTY 
	 入库金额：FImportAmount 
	 入库金额(本位币)：FIMPORTAMOUNT_LC 
	 入库不含税金额：FIMPORTNOTAXAMOUNT 
	 入库不含税金额(本位币)：FIMPORTNOTAXAMOUNT_LC 
	 退料单号：FReturnNumber 
	 退料日期：FReturnDate 
	 退料单行号：FRETURNSEQID 
	 退料数量：FReturnQty 
	 退料数量(计价单位)：FRETURNPRICEQTY 
	 退料金额：FReturnAmount 
	 退料金额(本位币)：FRETURNAMOUNT_LC 
	 应付单号：FPAYNUMBER 
	 应付日期：FPAYDATE 
	 应付单行号：FPAYSEQID 
	 立账类型：FSETACCOUNTTYPE 
	 应付数量：FPAYQTY 
	 应付数量(计价单位)：FPAYPRICEQTY 
	 应付金额：FPAYAMOUNT 
	 应付不含税金额：FPAYEXTAXAMOUNT 
	 应付金额(本位币)：FPAYAMOUNT_LC 
	 调整金额：FPAYWOFFAMOUNT 
	 应付调整金额(本位币)：FPAYWOFFAMOUNT_LC 
	 开票单号：FINVOICENUMBER 
	 开票数量：FINVOICEQTY 
	 开票金额：FINVOICEAMOUNT 
	 开票金额(本位币)：FINVOICEAMOUNT_LC 
	 预付单号：FRECPAYBILLNUMBER 
	 预付金额：FRECPAYBILLAMOUNT 
	 预付金额(本位币)：FRECPAYBILLAMOUNT_LC 
	 行业务终止：FMRPTERMINATESTATUS 
	 付款单号：FPAYBILLNUMBER 
	 付款日期：FPAYBILLDATE 
	 已结算金额：FPAYBILLAMOUNT 
	 已结算金额(本位币)：FPAYBILLAMOUNT_LC 
	 关联保证金：FRELATEDEPOSIT 
	 行业务关闭：FMRPCLOSESTATUS 
	 关联申请保证金：FAPPLYRELATEDEPOSIT 
	 关联退款保证金：FRELATEREFUNDDEPOSIT 
	 整单关闭：FCLOSESTATUS 
	 行业务冻结：FMRPFREEZESTATUS 
	 发票号：FINVOICENO 
	 发票日期：FINVOICEDATE 
	 结算调整金额：FSETADJAMOUNT 
	 付款核销金额：FPAYWRITOFFAMOUNT 
	 特殊冲销金额：FSPEWOFFAMOUNT 
	 已付款金额(接口)：FINTEPAYAMOUNT 
	 结算调整金(本位币)：FSETADJAMOUNT_LC 
	 付款核销金额(本位币)：FPAYWRITOFFAMOUNT_LC 
	 特殊冲销金额(本位币)：FSPEWOFFAMOUNT_LC 
	 已付款金额(接口)(本位币)：FINTEPAYAMOUNT_LC 
	 先开票单号：FPREINVOCEBILLNO 
	 先开票发票日期：FPREINVOICEDATE 
	 先开票数量：FPREINVOICEQTY 
	 先开票金额：FPREINVOICEAMOUNT 
	 先开票发票号：FPREINVOICENO 
	 先开票金额(本位币)：FPREINVOICEAMOUNT_LC 
	 物料说明：FMATERIALDESC 

备注：错误代码MsgCode说明
           0：默认
           1：上下文丢失
           2：没有权限
           3：操作标识为空
           4：异常
           5：单据标识为空
           6：数据库操作失败
           7：许可错误
           8：参数错误
           9：指定字段/值不存在
           10：未找到对应数据
           11：验证失败
           12：不可操作
           13：网控冲突
           14：调用限制
           15：禁止管理员登录