Get BreB key details

curl --request GET \
  --url https://api.example.com/breb/keys/{keyString}

{
  "details": {
    "name": "John Doe",
    "documentType": "CC",
    "documentNumber": "1234567890",
    "bankAccountNumber": "1234567890",
    "keyString": "3135556666",
    "keyType": "PHONE"
  }
}