{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "array",
  "items": {
    "type": "object",
    "additionalProperties": false,
    "required": ["twitch_user_id", "display_name", "favorite", "last_invited_at"],
    "properties": {
      "twitch_user_id": { "type": "string" },
      "display_name": { "type": "string" },
      "favorite": { "type": "boolean" },
      "last_invited_at": { "type": ["string", "null"] }
    }
  }
}