message: Fixed - Signature pad: content after delete comes back
diff: @@ -103,9 +103,11 @@ export class QuestionSignaturePadModel extends Question {
  canvas.width = this.width || defaultWidth;
  canvas.height = this.height || defaultHeight;
  resizeCanvas(canvas);
  - signaturePad.fromDataURL(
  - data || "data:image/gif;base64,R0lGODlhAQABAIAAAP"
  - );
  + if (!data) {
  + signaturePad.clear();
  + } else {
  + signaturePad.fromDataURL(data);
  + }
  };
  this.valueChangedCallback = updateValueHandler;
  updateValueHandler();
  