[
 {
  "op": "add",
  "path": "/definitions/VpcId/pattern",
  "value": "^vpc-[a-f0-9]{8,17}$"
 },
 {
  "op": "add",
  "path": "/definitions/SubnetIds/items/pattern",
  "value": "^subnet-\\w{8,17}$"
 },
 {
  "op": "add",
  "path": "/definitions/SecurityGroupIds/items/pattern",
  "value": "^sg-[0-9a-f]{8,40}$"
 }
]
