POST api/UpdatePostedGRv2

{
  "MANDT": "sample string 1",
  "REFNUM": "sample string 2",
  "EBELN": "sample string 3",
  "BUKRS": "sample string 4",
  "SWENR": "sample string 5",
  "NAME1": "sample string 6",
  "GRDATE": "sample string 7",
  "BUDAT": "sample string 8",
  "XBLNR": "sample string 9",
  "BKTXT": "sample string 10",
  "FRBNR": "sample string 11",
  "GRTYP": "sample string 12",
  "STATUS": "sample string 13",
  "ERNAM": "sample string 14",
  "LIFNR": "sample string 15",
  "PSPNR": 1.0,
  "POSID": "sample string 16",
  "TOT_PO_AMT": 1.0,
  "NAME2": "sample string 17",
  "BEDAT": "sample string 18",
  "EKGRP": "sample string 19",
  "BSART": "sample string 20",
  "BUTXT": "sample string 21",
  "XWETEXT": "sample string 22",
  "ERDAT": "sample string 23",
  "ERZEIT": "sample string 24",
  "WEBAPP_ZGRHEAD_ID": 25,
  "CreatedBy": "sample string 26",
  "CreatedDate": "2026-06-06T08:35:39.2314453+08:00",
  "ModifiedBy": "sample string 27",
  "ModifiedDate": "2026-06-06T08:35:39.2314453+08:00",
  "RecordStatus": 1,
  "DL": "sample string 28",
  "APPROVED_BY": "sample string 29",
  "MBLNR": "sample string 30",
  "MJAHR": "sample string 31"
}

<ZGRHEAD_APP xmlns:i="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://schemas.datacontract.org/2004/07/VistalandWebservice">
  <APPROVED_BY>sample string 29</APPROVED_BY>
  <BEDAT>sample string 18</BEDAT>
  <BKTXT>sample string 10</BKTXT>
  <BSART>sample string 20</BSART>
  <BUDAT>sample string 8</BUDAT>
  <BUKRS>sample string 4</BUKRS>
  <BUTXT>sample string 21</BUTXT>
  <CreatedBy>sample string 26</CreatedBy>
  <CreatedDate>2026-06-06T08:35:39.2314453+08:00</CreatedDate>
  <DL>sample string 28</DL>
  <EBELN>sample string 3</EBELN>
  <EKGRP>sample string 19</EKGRP>
  <ERDAT>sample string 23</ERDAT>
  <ERNAM>sample string 14</ERNAM>
  <ERZEIT>sample string 24</ERZEIT>
  <FRBNR>sample string 11</FRBNR>
  <GRDATE>sample string 7</GRDATE>
  <GRTYP>sample string 12</GRTYP>
  <LIFNR>sample string 15</LIFNR>
  <MANDT>sample string 1</MANDT>
  <MBLNR>sample string 30</MBLNR>
  <MJAHR>sample string 31</MJAHR>
  <ModifiedBy>sample string 27</ModifiedBy>
  <ModifiedDate>2026-06-06T08:35:39.2314453+08:00</ModifiedDate>
  <NAME1>sample string 6</NAME1>
  <NAME2>sample string 17</NAME2>
  <POSID>sample string 16</POSID>
  <PSPNR>1</PSPNR>
  <REFNUM>sample string 2</REFNUM>
  <RecordStatus>1</RecordStatus>
  <STATUS>sample string 13</STATUS>
  <SWENR>sample string 5</SWENR>
  <TOT_PO_AMT>1</TOT_PO_AMT>
  <WEBAPP_ZGRHEAD_ID>25</WEBAPP_ZGRHEAD_ID>
  <XBLNR>sample string 9</XBLNR>
  <XWETEXT>sample string 22</XWETEXT>
</ZGRHEAD_APP>

Sample not available.

"sample string 1"

<string xmlns="http://schemas.microsoft.com/2003/10/Serialization/">sample string 1</string>