@annief i think it would not work right away, rather 1st  you need to prep a User-Based algorithm for certain data that are similar in experience 

@MelBe1 @MelBe1  i would suggest 1st to validate request, activity using Adobe Experience Platform Debugger for given page and check if it capture your expected details 

@caride  would suggest to consider below  check  browser/network tools to validate the request being blocked in your case it is mboxedge37 ?check list of allowed IP list in org range validate range against the Adobe range n request update is needed may be add below to your firewall allowed list / if...

@MuriloGu yes that seems to be right or  also you can disable the existing one in case delete is not an option or you need existing one for reference 

@MuriloGu under dataflow click on ,,, dot will get below the screen to update /delete current flow  

@MktgCloudUser  did you check below - is the dataset mapped to the correct XDM schema?- Does the data type match the schema definition?-  Is the dataset enabled for the profile?

@FerranSa consider using a script for how to identify only pages within the page delivery scopes of the activity.- setup page type using window.targetPageParams funtion // pageType: document.body.getAttribute('data-page-type')- on  html page update dom for //  data-page-type attribute - on custom au...

@arpan-garg my understanding is, it is more data of correction  via ingesting data again with the correct value, in terms of deletion I see a note on the given link as below Record delete requests are only available for organizations that have purchased Adobe Healthcare Shield.

@RajaShankar I am not sure why you want to use JSON when CSV is working, point is that imported file should mapped to schema,, are you able to map a valid JSON to schema ?consider to review below Solved: import CSV datafile to Existing AEP Dataset - Adobe Experience League Community - 451338

@Srihari_N considering error, the reason should be, missing scope where proposition would be evaluated, for example segment