Cause
The declaration requires expressly accepting that users were informed of the logging of their actions.
What to do
Send accepted: true only if the company informed its users.
application/problem+json
{
"type": "https://masnet.com/developers/errors/declaration_not_accepted",
"title": "Declaration not accepted",
"status": 400,
"detail": "...",
"code": "declaration_not_accepted",
"correlation_id": "..."
}