# `Plover.Response.Mailbox.Exists`
[🔗](https://github.com/codonnell/plover/blob/main/lib/plover/response/mailbox.ex#L55)

An EXISTS response indicating the number of messages in the mailbox.

RFC 9051 Section 7.3.1

# `t`

```elixir
@type t() :: %Plover.Response.Mailbox.Exists{count: non_neg_integer()}
```

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*Consult [api-reference.md](api-reference.md) for complete listing*