Test Customer Demand for Crypto Payments
The Crypto Interest & Engagement Button allows you to measure customer interest in paying with cryptocurrency before launch. By integrating this button, you can collect customer interactions, emails, and waitlist sign-ups—all without processing any payments immediately.

How It Works
- Customer clicks “Pay with Crypto” The button records the interaction in our database.
- Modal opens A pop-up asks the customer if they want to receive updates via email.
- Customer enters email They are added to your “waitlist” for crypto payments.
- You get data Track interest, cart sizes, and popular products.
Step 1 – Get Your Merchant ID
- Log in to your Subscrypt Dashboard.
- Go to Settings → API Keys.
- Copy your Merchant ID.
Step 2 – Add the Script to Your Website
Place the following script anywhere in your HTML:
Step 3 – Customize Button (Optional)
The button can be fully customized using the data-* attributes. Here’s what each field does. You can customize the look of your buttons to match your website’s style. You can find real code examples here.
Attribute | Required | Description | Example |
| ✅ Yes | Your unique Merchant ID. |
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| ⚙️ Optional | Text displayed on the button. |
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| ⚙️ Optional | Background color of the button block. Accepts HEX or RGB. |
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| ⚙️ Optional | Button color. |
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| ⚙️ Optional | Color of the text on the button. |
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| ⚙️ Optional | Logo style ( |
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| ⚙️ Optional | The total cart value associated with this product. |
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| ⚙️ Optional | Your business category. |
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| ⚙️ Optional | Product details in JSON format. |
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Step 4 – Collect Data & Analyze
For the APIs you can use to collect data about user engagement/interest use the following set of APIs. This feature is currently restricted to the test environment.
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