Ping SQK Token
approve(spender, 0)Set the staking allowance to zero. A confirmed ping unlocks the Tester badge.
Contract details
0x5501e1fa81be1c3f49225fa7668da0245d07db60Spender (staking)0x4b67b739dfd832f4eac67a7aa3bc244fb74cea4fWallet not connected