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As per our contract, we reserve the right to subject API calls to a rate limit. The following headers will be present in server responses in case an API is subject to rate limiting:
| Header Name | Value |
|---|---|
| X-Rate-Limit-Remaining | Number of requests remaining |
X-Rate-Limit-Retry-After | Sent alongside a HTTP 429 error when hitting the rate limit Number of seconds remaining until another API request may be made |
Authentication
Application registration and certification
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