curl --request GET \
  --url https://sdk-api.playcamp.io/v1/client/campaigns \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "campaignId": "<string>",
      "projectId": "<string>",
      "campaignName": {},
      "description": {},
      "startDate": "2023-11-07T05:31:56Z",
      "endDate": "2023-11-07T05:31:56Z",
      "status": "PENDING_EXPOSURE"
    }
  ],
  "pagination": {
    "page": 123,
    "limit": 123,
    "total": 123,
    "totalPages": 123
  }
}