Delete a catch-all on the mail zone

{
  "type": "object",
  "properties": {
    "domainName": {
      "type": "string"
    },
    "domain_name": {
      "type": "string",
      "description": "Mail zone domain name."
    },
    "emailAddress": {
      "type": "string"
    },
    "email_address": {
      "type": "string",
      "description": "E-mail address to which all e-mails are sent to inexistent mailboxes or aliases."
    }
  },
  "required": [
    "domainName",
    "domain_name",
    "emailAddress",
    "email_address"
  ],
  "additionalProperties": false
}