Hi, It looks like you currently do not support allowing custom app_metadata or user_metadata fields to be unique. Is that something that is on your roadmap in the near term? Is the best workaround just to do a search query prior to saving a user? Thanks, Chris

Unique App Metadata support

Topic		Replies	Views
API Users - metadata search - a bug? Get Help bug , app_metadata , metadata , user-metadata , search	3	4572	March 2, 2018
Set a user_metadata field as unique Get Help user_metadata	2	3506	August 26, 2019
Management api bug - GET user include_fields app_metadata does not work Get Help bug , management-api , app_metadata	7	3993	March 2, 2018
How to search for users by using app_metadata ? Get Help app_metadata , manage-users , search	3	9401	March 2, 2018
Create Unique user_metadata or app_metadata attributes which are searchable Get Help management-api , users	0	821	July 8, 2023