NSX Autonomous Edge REST API

IPv4CIDRBlock (type)

{
  "id": "IPv4CIDRBlock", 
  "maxLength": 255, 
  "pattern": "^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)(\\/(3[0-2]|[1-2][0-9]|[0-9]))$", 
  "title": "IPv4 CIDR Block", 
  "type": "string"
}