This thread might be worth looking at as an alternative. The method discussed in this case uses a JavaScript library called 'pdf-lib' which can read, decipher and fill-in pdf forms. So you create your Note Book as a pdf form with fields the learner can fill in - collect the fields using text entry boxes in Storyline - at the end of the course the pdf form template is read, filled out and offered to the learner for download.
Creating downloadable pdf files in Storyline - an update on earlier methods - Articulate Storyline Discussions - E-Learning Heroes
There are also options if you are using RISE - but it is a little more complicated.