Cause
The grace period ranges from 0 to 168 hours.
What to do
Give a value within the range.
application/problem+json
{
"type": "https://masnet.com/developers/errors/invalid_grace_period",
"title": "Invalid grace period",
"status": 400,
"detail": "...",
"code": "invalid_grace_period",
"correlation_id": "..."
}