Cause
The validity window of the highlight has already ended and it cannot be activated.
What to do
Send a window that ends in the future. To reactivate, use a higher source_revision.
application/problem+json
{
"type": "https://masnet.com/developers/errors/window_elapsed",
"title": "Window elapsed",
"status": 422,
"detail": "...",
"code": "window_elapsed",
"correlation_id": "..."
}