curl --request PATCH \
  --url https://sandbox.prezio.eu/api/consumers/{id}/ \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '{
  "external_id": "<string>",
  "email": "jsmith@example.com",
  "extra_info": "<string>"
}'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "external_id": "<string>",
  "email": "jsmith@example.com",
  "extra_info": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z"
}