# ReactionTypeCustomEmoji

Source: https://core.telegram.org/bots/api#reactiontypecustomemoji

[Documentation index](../llms.txt)

The reaction is based on a custom emoji.

| Field | Type | Description |
| --- | --- | --- |
| type | String | Type of the reaction, always “custom\_emoji” |
| custom\_emoji\_id | String | Custom emoji identifier |