Use this method to get information about a member of a chat. Returns a ChatMember object on success.
## Arguments
| Name | Type | Description |
| - | - | - |
| `chat_id` | `#!python3 Union[int, str]` | Unique identifier for the target chat or username of the target supergroup or channel (in the format @channelusername) |
| `user_id` | `#!python3 int` | Unique identifier of the target user |
## Response
Type: `#!python3 ChatMember`
Description: Returns a ChatMember object on success.