curl --request GET \
  --url https://app.formbox.app/api/v1/submissions/{submissionId} \
  --header 'api-key: <api-key>'

{
  "id": "<string>",
  "formId": "<string>",
  "isSpam": true,
  "createdAt": "<string>",
  "updatedAt": "<string>",
  "answers": [
    {
      "id": "<string>",
      "label": "<string>",
      "value": "<string>"
    }
  ],
  "files": [
    {
      "id": "<string>",
      "name": "<string>",
      "type": "<string>",
      "size": 123,
      "url": "<string>",
      "createdAt": "<string>",
      "updatedAt": "<string>"
    }
  ]
}