# Update a Client Identifier

`PUT /lokta-lms/api/v1/clients/{clientId}/identifiers/{identifierId}`

Updates a Client Identifier

## Parameters
- `clientId` (path, integer, required): clientId
- `identifierId` (path, integer, required): identifierId

## Request body (application/json)
- `description` (string)
- `documentKey` (string)
- `documentTypeId` (integer)
- `status` (string)

## Responses
- `200`: OK

## Response fields
- `changes` (ClientIdentifierRequest)
- `clientId` (integer)
- `officeId` (integer)
- `resourceId` (integer)

## Example request (cURL)
```bash
curl -X PUT \
  'http://localhost:8080/lokta-lms/api/v1/clients/{clientId}/identifiers/{identifierId}' \
  -u '{username}:{password}' \
  -H 'Tenant-Identifier: default' \
  -H 'Content-Type: application/json' \
  -d '{
  "description": "Document has been verified",
  "documentKey": "KA-54677",
  "documentTypeId": 1,
  "status": "Active"
}'
```

## Example response
```json
{
  "changes": {
    "description": "Document has been verified",
    "documentKey": "KA-54677",
    "documentTypeId": 1,
    "status": "Active"
  },
  "clientId": 1,
  "officeId": 1,
  "resourceId": 3
}
```

Interactive: https://developer.lokta.ai/reference.html#operation/updateClientIdentifier