| Header | Description |
|---|---|
X-Api-Key | Your API key — authenticates the request |
X-Merchant-Id | Your merchant ID — routes the request to your merchant |
Example
Credential security
- Never expose credentials in public repositories or client-side code
- Store credentials securely (environment variables, secret managers)
- If credentials are compromised, contact support immediately for replacement
Error response
Invalid or missing API key returns401 Unauthorized: