{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/UserObject",
  "title": "UserObject",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "Your application's user identifier, which will be stored as an [`external_id`](/authkit/metadata/external-identifiers). Used for upserting and deduplication.",
      "example": "user_12345"
    },
    "email": {
      "type": "string",
      "description": "The user's email address.",
      "example": "marcelina.davis@example.com"
    },
    "first_name": {
      "type": "string",
      "description": "The user's first name.",
      "example": "Marcelina"
    },
    "last_name": {
      "type": "string",
      "description": "The user's last name.",
      "example": "Davis"
    },
    "metadata": {
      "type": "object",
      "description": "A set of key-value pairs to attach to the user.",
      "additionalProperties": {
        "type": "string",
        "maxLength": 600
      },
      "maxProperties": 50,
      "example": {
        "department": "Engineering",
        "role": "Developer"
      },
      "propertyNames": {
        "maxLength": 40
      }
    }
  },
  "required": [
    "id",
    "email"
  ]
}