[
 {
  "op": "add",
  "path": "/definitions/SubnetId/pattern",
  "value": "^subnet-\\w{8,17}$"
 },
 {
  "op": "add",
  "path": "/properties/Networking/properties/SubnetIds/minItems",
  "value": 1
 },
 {
  "op": "add",
  "path": "/definitions/SecurityGroupId/pattern",
  "value": "^sg-\\w{8,17}$"
 }
]
