curl --request GET \
  --url https://homolog.clubfix.com.br/webservice/customers/{document} \
  --header 'Authorization: <authorization>'

{
  "id": 12,
  "name": "Emanuelly Carolina Carolina Teixeira",
  "document": "80615114105",
  "phone": "32863751018",
  "email": "emanuelly@email.com",
  "address": {
    "street": "Rua Natal Bertoldo da Silva",
    "number": 976,
    "complement": null,
    "zipcode": "74988670",
    "neighborhood": "Nova Olinda",
    "city": "Aparecida de Goiânia",
    "state": "GO"
  }
}