custom-mail-templates

{
  "mail": {
    "organisation": {
      "invite": {
        "title": "Customer portal invitation",
        "text": "Please login using the button below",
        "subjectLine": "Your customer portal login",
        "previewText": "Open this mail to access the customer portal"
      }
    },
    "default": {
      "invite": {
        "title": "User invitation",
        "text": "Please login using the button below",
        "subjectLine": "Your user invitation",
        "previewText": "Open this mail to access the site"
      }
    }
  },
}