curl --request POST \
  --url https://api.iotools.cloud/v1/tool/base64-image-preview-decoder \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "base64Input": "R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==",
  "mimeType": "image/png"
}
'

{
  "tool": "base64-image-preview-decoder",
  "tool_version": "1.0.1",
  "outputs": {
    "dataUrl": "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///ywAAAAAAQABAAACAUwAOw==",
    "info": [
      {
        "property": "Format",
        "value": "GIF"
      },
      {
        "property": "MIME type",
        "value": "image/gif"
      },
      {
        "property": "Decoded size",
        "value": "34 B (34 bytes)"
      },
      {
        "property": "Base64 length",
        "value": "48 characters"
      }
    ]
  },
  "credits_used": 3,
  "credits_remaining": null
}