Checks whether Telegram Premium purchase is possible. Must be called before in-store Premium purchase, official apps only.
Method schema is available as of layer 144. Switch »
This constructor does not require any parameters.
| Code | Type | Description |
|---|---|---|
| 406 | PREMIUM_CURRENTLY_UNAVAILABLE | You cannot currently purchase a Premium subscription. |
| 400 | USER_GIFT_UNAVAILABLE | Gifts are not available in the current region (stars_gifts_enabled is equal to false). |
| 400 | USER_ID_INVALID | The provided user ID is invalid. |
The MTProto API has multiple configuration parameters that can be fetched with the appropriate methods.