nexus 9 frp bypass

I recently got a broken nexus 9, i turned it on and it boot looped for a while and booted up, when I tried to set it up it needed the original owner to sign in to google! i looked online and none of the ways worked.

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crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0