{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "RegisteredContacts",
  "type": "object",
  "properties": {
    "fax": {
      "type": "string",
      "description": "Fax Number. <BR/> This field is required if configured as **Business Mandatory**<font color='red'>* </font>."
    }
  }
}