# ProjectParticipantUser

An object type of the [Archipad API](https://docs.archipad.dev/apis/archipad-graphql.md).

```graphql
type ProjectParticipantUser
```

The Archipad account of a participant of a project.

## Fields

- `email`: `String!` — E-mail address of the account.
- `firstName`: `String` — First name of the account holder; null when unknown.
- `fullName`: `String` — Full name of the account holder: the one of the account, else its first and last names, else the name in the project directory.
- `id`: `String!` — Identifier of the account: `archiweb_` followed by its Archiweb user id.
- `lastName`: `String` — Last name of the account holder; null when unknown.