Makes a bot send a link message.
For more information about basic stamps and sticker IDs of LINE, see Sticker List.
| Parameter | Type | Required | Description |
|---|---|---|---|
| type | string | Y | Set this parameter to "sticker". |
| packageId | string | Y | Package ID. For more information, see Sticker List. |
| stickerId | string | Y | Sticker ID For more information, see Sticker List. |

{ "content": { "type": "sticker", "packageId": "1", "stickerId": "2" }}