Specifies options that will be used to generate the link preview for the message, or even a standalone link preview without an attached message.
Constructor schema is available as of layer 166. Switch ยป
| Name | Type | Description | 
|---|---|---|
| flags | # | Flags, see TL conditional fields | 
| invert_media | flags.3?true | If set, any eventual webpage preview will be shown on top of the message instead of at the bottom. | 
| force_large_media | flags.4?true | If set, specifies that a large media preview should be used. | 
| force_small_media | flags.5?true | If set, specifies that a small media preview should be used. | 
| optional | flags.6?true | If not set, a WEBPAGE_NOT_FOUND RPC error will be emitted if a webpage preview cannot be generated for the specified url; otherwise, no error will be emitted (unless the provided message is also empty, in which case a MESSAGE_EMPTY will be emitted, instead). | 
| message | string | The message, can be empty. | 
| entities | flags.1?Vector<MessageEntity> | Message entities for styled text | 
| url | string | The URL to use for the link preview. | 
| reply_markup | flags.2?ReplyMarkup | Inline keyboard | 
How to create styled text with message entities