[
 {
  "op": "add",
  "path": "/properties/UserIds/items/minLength",
  "value": 1
 },
 {
  "op": "add",
  "path": "/properties/UserIds/items/pattern",
  "value": "^[a-zA-Z][a-zA-Z0-9\\-]*$"
 },
 {
  "op": "add",
  "path": "/properties/UserIds/minItems",
  "value": 1
 }
]
