Access forbidden

I got this error. please tell me how can I fix it.

stdClass Object
(
    [httpStatus] => 403
    [code] => 1023
    [codeDescription] => Access forbidden
    [message] => Access Forbidden! You have no access to campaign: rmpnews
    [moreInfo] => https://apidocs.getresponse.com/en/v3/errors/1023
    [context] => Array
        (
        )

```
[uuid] => d9368cbc-680a-4102-9f08-633e5728c101
```

)
