curl --request POST \
  --url https://api.hubapi.com/contacts/v1/contact/createOrUpdate/email/{contact_email} \
  --header 'Content-Type: application/json' \
  --data '
{
  "properties": [
    {
      "property": "<string>",
      "value": "<string>"
    }
  ]
}
'

{
  "vid": 3234574,
  "isNew": false
}