https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/applyedits-add-json-string-to-a-feature-as-an/m-p/1075965#M73741 <P>I am trying to add a JSON string as an attachment to a feature using applyEdits, and I am receiving a 500 error Unable to perform applyEdits operation.&nbsp; I have attached the code I am running against a test FeatureServer.&nbsp; Will someone please explain why the code doesn't work.</P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P><P>Thank You,</P><P>Aaron Montgomery</P><P>&nbsp;</P> Tue, 06 Jul 2021 18:08:04 GMT aaronmontgomery 2021-07-06T18:08:04Z https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/applyedits-add-json-string-to-a-feature-as-an/m-p/1075965#M73741 <P>I am trying to add a JSON string as an attachment to a feature using applyEdits, and I am receiving a 500 error Unable to perform applyEdits operation.&nbsp; I have attached the code I am running against a test FeatureServer.&nbsp; Will someone please explain why the code doesn't work.</P><P>&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P><P>Thank You,</P><P>Aaron Montgomery</P><P>&nbsp;</P> Tue, 06 Jul 2021 18:08:04 GMT https://community.esri.com/t5/arcgis-javascript-maps-sdk-questions/applyedits-add-json-string-to-a-feature-as-an/m-p/1075965#M73741 aaronmontgomery 2021-07-06T18:08:04Z