# Update a customer internal identifier

**PATCH /v1/Customers/{customerId}/internal-identifier**

Updates the specified customer internal identifier. Since the internal identifier is specific by relationship the resellerId provided in the body will set the internal identifier for that relationship. If the ResellerId is not sent or is null, the relationship modified will be your relationship with the customer.
**Available to the roles:** csp, reseller


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


## Authentication methods
- Bearer auth


## Parameters
### Headers
- **X-Tenant** (string)
  The domain used to access the portal.
- **Authorization** (string)
  JWT Authorization header using the Bearer scheme. Example: "Authorization: Bearer {token}"
- **X-Correlation-Id** (string(uuid))
  This header is optional and by setting it you can correlate the audit logs made by this request.

### Path parameters
- **customerId** (string(uuid))
  GUID Unique identifier for the customer


### Body: application/json (object)
The request body with the info to perform the update. This body contains an JSON Object with two properties (InternalIdentifier, ResellerId).
- **internalIdentifier** (string | null)
  The new internal identifier to set in the customer relationship. This may be up to 255 characters.
- **resellerId** (string(uuid) | null)
  The GUID identifier for the reseller. If value is null it will be the relation with the CSP.


## Responses
### 204
No Content

### 400
Bad Request

#### Body: application/json (object)
- **statusCode** (integer(int32))
  The HTTP status code that represents a specific error scenario.
- **type** (string | null)
  The type of error that occurred.
- **description** (string | null)
  Describes the error scenario that occurred.
- **correlationId** (string | null)
  The correlationId of the request that originated the error.
- **errors** (array[object] | null)
  A list containing the detail of the errors that occurred in this error scenario.

### 401
Unauthorized

### 403
Forbidden

### 404
Not Found

#### Body: application/json (object)
- **statusCode** (integer(int32))
  The HTTP status code that represents a specific error scenario.
- **type** (string | null)
  The type of error that occurred.
- **description** (string | null)
  Describes the error scenario that occurred.
- **correlationId** (string | null)
  The correlationId of the request that originated the error.
- **errors** (array[object] | null)
  A list containing the detail of the errors that occurred in this error scenario.

### 500
Internal Server Error

#### Body: application/json (object)
- **statusCode** (integer(int32))
  The HTTP status code that represents a specific error scenario.
- **type** (string | null)
  The type of error that occurred.
- **description** (string | null)
  Describes the error scenario that occurred.
- **correlationId** (string | null)
  The correlationId of the request that originated the error.
- **errors** (array[object] | null)
  A list containing the detail of the errors that occurred in this error scenario.


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