MemberId

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/amazon-iam-identity-center/refs/heads/main/json-schema/identitystore-member-id-schema.json",
  "title": "MemberId",
  "description": "An object containing the identifier of a group member.",
  "type": "object",
  "properties": {
    "UserId": {
      "allOf": [
        {
          "$ref": "#/components/schemas/ResourceId"
        },
        {
          "description": "An object containing the identifiers of resources that can be members."
        }
      ]
    }
  }
}