How do I get a timestamp of when I thumbed up a song? I want to know the date/time that I first heard the song that completely changed my life about 10 years ago. It is sentimental for me to know the exact date. I have Pandora Premium, so I can see all the songs I thumbed up by navigating to "My Collection" > "Playlists" > "My Thumbs Up". I see the song that I am wondering about in that list, but how do I see when it was thumbed up? I even looked in the raw JSON data loaded in the network tab of the JavaScript Console. I see that there is a 'addedTimestamp' but that is a current timestamp, not the time that the song was thumbed up. ... View more