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Developer documentation
Drive CecurSign from your own systems over a REST API. Start with a key, make a call, and read the reference when you need a field name.
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Working with the API
- Errors and how to handle themThe shape of every error we return, the codes you can branch on, and the one that catches most first requests.
- Rate limits and daily allowancesTwo ceilings, the headers that tell you where you stand against each, and how to back off.
- Retrying safely with idempotency keysHow to retry a request that timed out without creating a second envelope.