{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/FormNodePointer",
  "title": "FormNodePointer",
  "oneOf": [
    {
      "type": "string",
      "format": "forms-custom-identifier"
    },
    {
      "$ref": "#/components/schemas/FormEndingNodeId"
    }
  ]
}