# `ExMCP.Client.Subscription.Ref`
[🔗](https://github.com/azmaveth/ex_mcp/blob/v1.0.0/lib/ex_mcp/client/subscription.ex#L19)

A reference to an active subscription process.

# `t`

```elixir
@type t() :: %ExMCP.Client.Subscription.Ref{
  acknowledged_filter: map(),
  client: GenServer.server(),
  pid: pid(),
  request_id: ExMCP.Types.request_id(),
  requested_filter: map()
}
```

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