HTTP Status Codes & Important Notes
- 200 SUCCESS Request processed successfully.
- 400 BAD REQUEST Missing or invalid parameters.
- 401 UNAUTHORIZED Invalid or expired API key.
- 403 FORBIDDEN API service not enabled for the user.
- 404 NOT FOUND Resource or order ID not found.
- 500 INTERNAL SERVER ERROR Database or internal processing error.
- 503 SERVICE UNAVAILABLE External API or network failure.
Best Practices
- Use HTTPS to secure all requests.
- Validate inputs client-side to reduce errors.
- Store order_id and request_id securely for tracking.
- Never expose API keys in client-side code or public repositories.
- Comply with UIDAI and IT Act regulations for handling sensitive data like Aadhaar and PAN.
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