Is the sentiment reflected in the input text negative?

Input: I just liked “THE FREEWHEELIN' MUSIC DOCUMENTARY: D.A. PENNEBAKER ON BOB DYLAN AND DONT LOOK BACK” on #Vimeo:
I just liked “THE FREEWHEELIN' MUSIC DOCUMENTARY: D.A. PENNEBAKER ON BOB DYLAN AND DONT LOOK BACK” on #Vimeo: