Customise the Widget

Enhance the user experience

All query parameters used in your integration must be URL-encoded to ensure they work correctly. For example use satoshi%40blockchain.com for email addresses.

Mandatory Query Parameters

The only parameter you need when loading the widget is the API Key, this links activity in that widget to your account.

For more ways to customise your widget, see our document on Optional Customisation.

Parameter	Description
apiKey required	Use this parameter to initiate the widget for your app. This is how we track customer activity to your account and load all your customizations.