Cause
The company reached the maximum number of integrations.
What to do
Revoke one that is not in use.
application/problem+json
{
"type": "https://masnet.com/developers/errors/integration_limit_reached",
"title": "Integration limit reached",
"status": 409,
"detail": "...",
"code": "integration_limit_reached",
"correlation_id": "..."
}