Use this method to set the thumbnail of a sticker set. Animated thumbnails can be set for animated sticker sets only. Returns True on success.
## Arguments
| Name | Type | Description |
| - | - | - |
| `name` | `#!python3 str` | Sticker set name |
| `user_id` | `#!python3 int` | User identifier of the sticker set owner |
| `thumb` | `#!python3 Optional[Union[InputFile, str]]` | Optional. A PNG image with the thumbnail, must be up to 128 kilobytes in size and have width and height exactly 100px, or a TGS animation with the thumbnail up to 32 kilobytes in size; see https://core.telegram.org/animated_stickers#technical-requirements for animated sticker technical requirements. Pass a file_id as a String to send a file that already exists on the Telegram servers, pass an HTTP URL as a String for Telegram to get a file from the Internet, or upload a new one using multipart/form-data.. Animated sticker set thumbnail can't be uploaded via HTTP URL. |