# Interface: CollectionMap\<T\>

Defined in: [packages/bitbadgesjs-sdk/src/api-indexer/BitBadgesCollection.ts:1292](https://github.com/BitBadges/bitbadgesjs/blob/master/packages/bitbadgesjs-sdk/src/api-indexer/BitBadgesCollection.ts#L1292)

## Type Parameters

### T

`T` *extends* [`NumberType`](https://docs.bitbadges.io/sdk/reference/type-aliases/number-type)

## Indexable

> \[`collectionId`: `string`\]: [`BitBadgesCollection`](https://docs.bitbadges.io/sdk/reference/classes/bit-badges-collection)\<`T`\> \| `undefined`