curl --request PATCH \
  --url 'https://api.stateset.com/api/v1/customers/{id}' \
  --header 'Authorization: Bearer YOUR_API_KEY' \
  --header 'Content-Type: application/json' \
  --data '{
  "accepts_marketing": null,
  "email": null,
  "first_name": null,
  "last_name": null,
  "metadata": null,
  "phone": null,
  "status": null,
  "tags": null
}'

{
  "accepts_marketing": true,
  "created_at": "2026-07-24T12:00:00Z",
  "email": "string",
  "first_name": "string",
  "id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
  "last_name": "string",
  "phone": null,
  "status": "string",
  "updated_at": "2026-07-24T12:00:00Z"
}