# Backfill tag mailboxes (internal)

**POST /admin/email/backfill-tag-sources**

Adds to each tag the mailboxes of the emails it is attached to, for one case (`caseId`) or for all cases; it only adds, so it is safe to repeat. Runs synchronously and reports how many tags changed. Super admin only.


## Servers
- http://api.example.com: http://api.example.com ()


## Authentication methods
- Access token


## Parameters



### Body: application/json (object)

- **caseId** (string)
  Restrict the backfill to a single case. Omit to backfill all cases.



## Responses
### 200


#### Body: application/json (object)
- **data** (object)

- **statusCode** (number)

- **timestamp** (string(date-time))



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