curl --request GET \
  --url https://{host}/cleemy-procurement/api/suppliers/{id} \
  --header 'Authorization: <authorization>'

{
  "id": 123,
  "name": "<string>",
  "state": "Active",
  "territory": {
    "id": 123,
    "name": "<string>",
    "href": "<string>"
  },
  "legalRegistration": {
    "identifier": "<string>",
    "vatNumber": "<string>"
  },
  "contacts": [
    {
      "firstName": "<string>",
      "lastName": "<string>",
      "email": "jsmith@example.com",
      "phone": "<string>"
    }
  ],
  "paymentTerm": {
    "value": 123,
    "unit": "Day"
  },
  "bankAccount": {
    "iban": "<string>",
    "bic": "<string>"
  },
  "preferredNature": {
    "id": 123,
    "name": "<string>",
    "href": "<string>"
  },
  "preferredPaymentMethod": "BankTransfer",
  "preferredCostCenter": {
    "id": 123,
    "name": "<string>",
    "code": "<string>",
    "href": "<string>"
  },
  "establishments": [
    {
      "id": 123,
      "name": "<string>",
      "href": "<string>"
    }
  ],
  "flag": "Unflagged"
}