@Indra, you can use schema registry API. Example: POST https://platform.adobe.io/data/foundation/schemaregistry/tenant/descriptorsBody: {"@type": "xdm:descriptorLabel","xdm:sourceSchema": "{{schemaID}}","xdm:sourceVersion": 1,"xdm:sourceProperty": "/pathOfField/FromSchema/WhereYouWantToApplyLabel","...