curl --request POST \
  --url https://api.helloproper.com/tenancies \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "purpose": "<string>",
  "address": {
    "streetName": "<string>",
    "streetNumber": "<string>",
    "postalCode": "<string>",
    "city": "<string>",
    "country": "<string>",
    "floor": "<string>",
    "door": "<string>",
    "subdivision": "<string>",
    "co": "<string>"
  }
}
'

{
  "tenancyId": "<string>",
  "leaseId": "<string>"
}