certification_test_required
HTTP 409
Subscribing needs a passing free test (POST /v1/account/certification/test) on your current deal route within the last 24 hours. Nobody is charged for an audit their endpoint is already failing. Run the test, fix what it reports, then subscribe. Nothing was charged.
Response shape
{
"type": "https://cogdepot.com/problems/certification_test_required",
"title": "<short human-readable summary>",
"status": 409,
"detail": "<what happened on this occurrence>",
"reason": "certification_test_required"
}Branch on reason. The title is prose and may be reworded; reason is the stable contract.