---
title: Update Domain Extra Field
description: You can update an Extra Field in your domain using this API. idmetadatadefinition, integer fielddescription, string fieldname, string fieldtype, integer domain, integer bisblockchain, boolean bischild
---

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# Update Domain Extra Field

You can update an Extra Field in your domain using this API.

| URL | [/metadata/v1/update\_metadata\_definition](https://docs.itraceit.io/en/API/ExtraFields) |
| --- | --- |
| Method | POST |
| Parameters | idmetadatadefinition, integer fielddescription, string fieldname, string fieldtype, integer domain, integer bisblockchain, boolean bischildtransferred, boolean bismergetransferred, boolean bismaintabdisplayed, boolean ndisplayorder, integer |
| Sample Request JSON |  { "idmetadatadefinition": 106, "fielddescription":"Test", "fieldname":"Test", "fieldtype":3, "domain":2, "bisblockchain":"true", "bischildtransferred":"true", "bismergetransferred":"true", "bismaintabdisplayed":"true", "ndisplayorder":3 } |
| Sample Response JSON | { "status": "ok", "isvalid": true, "idmetadatadefinition": 106 } |
| Response Codes |  200: ok E156: Cannot change a read-only object |

 

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