For File Uploads, import this:

{
  "Name": "catbox.moe",
  "RequestType": "POST",
  "RequestURL": "https://catbox.moe/user/api.php",
  "FileFormName": "fileToUpload",
  "Arguments": {
    "userhash": "Your userhash here (leave blank for anonymous)",
    "reqtype": "fileupload"
  },
  "ResponseType": "Text"
}


For the URL Shortener, import this:

{
  "Name": "catbox.moe Shortener",
  "RequestType": "POST",
  "RequestURL": "https://qt.catbox.moe/shortener.php",
  "FileFormName": "",
  "Arguments": {
    "userhash": "Your userhash here (leave blank for anonymous)",
    "url": "$input$"
  },
  "ResponseType": "Text"
}