# `ExGram.Model.ChatPhoto`
[🔗](https://github.com/rockneurotiko/ex_gram/blob/0.64.0/lib/ex_gram.ex#L4939)

This object represents a chat photo.

Check the [documentation of this model on Telegram Bot API](https://core.telegram.org/bots/api#chatphoto)

- `small_file_id`: File identifier of small (160x160) chat photo. This file_id can be used only for photo download and only for as long as the photo is not changed.
- `small_file_unique_id`: Unique file identifier of small (160x160) chat photo, which is supposed to be the same over time and for different bots. Can't be used to download or reuse the file.
- `big_file_id`: File identifier of big (640x640) chat photo. This file_id can be used only for photo download and only for as long as the photo is not changed.
- `big_file_unique_id`: Unique file identifier of big (640x640) chat photo, which is supposed to be the same over time and for different bots. Can't be used to download or reuse the file.

# `t`

```elixir
@type t() :: %ExGram.Model.ChatPhoto{
  big_file_id: String.t(),
  big_file_unique_id: String.t(),
  small_file_id: String.t(),
  small_file_unique_id: String.t()
}
```

# `decode_as`

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