# Update External Segment membership

**POST /v1/external_segment/update_membership**

Updates External Segment membership


## Servers
- https://api.aptrinsic.com: https://api.aptrinsic.com ()



## Parameters



### Body: application/json (object)
Segment Payload
- **add** (array[object])
  List of segments to add
- **identityType** (string)
  Identity type for all identities
- **remove** (array[object])
  List of segments to remove


## Responses
### 200
Success

### 400
Bad request, possible duplicate

### 401
Unauthorized or bad API Key

### 429
Rate limit exceeded


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