# Function: buildKeyReferenceSection()

> **buildKeyReferenceSection**(`txBody`): `string`

Defined in: [packages/bitbadgesjs-sdk/src/core/interpret-shared.ts:1165](https://github.com/BitBadges/bitbadgesjs/blob/master/packages/bitbadgesjs-sdk/src/core/interpret-shared.ts#L1165)

Build the key reference section for a transaction body.

## Parameters

### txBody

`any`

## Returns

`string`