Prior to being notified by Core when webhooks mode is set, client can anytime ask Core for file / batch processing webhooks status

URL	File processing: /file/webhook/<data_id> Batch processing: /file/webhook/<batch_id>
Method	GET

Header	Type	Required	Description
apikey	string	No	User's session id, if it was set for creation it is required

Result Code	Description
200	Webhooks status is fetched successfully
400	Bad request, (e.g.: wrong header values, invalid API key)
403	Access denied
404	Webhooks status is not found callbackurl header wasn't added for the specified data_id
500	Internal server error

Successful response

HTTP status code: 200

{
    "data_id": string,
    "request_time": string,
    "status_code": number,
    "url": string
}

Error response

HTTP status code: 404

{
    "err": "Webhook status not found."
}

HTTP status code: 404

{
    "err": "No callback url set."
}