{
  "CidrRange": {
     "Type": "String",
     "MinLength": "9",
     "MaxLength": "18",
     "ConstraintDescription": "must be a valid CIDR range formatted as x.x.x.x/x",
     "Description": "Valid CIDR Range. Format: x.x.x.x/x",
     "AllowedPattern": "(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})/(\\d{1,2})"
  }
}