date_trunc('day',block_timestamp) as block_day, action, validator_address, sum(event_amount) as LUNA_staked,

case when action = 'undelegate' then concat('-',LUNA_staked)

else LUNA_staked

end as Amount

from terra.staking

where tx_status = 'SUCCEEDED' and validator_address = 'terravaloper1hqyygjq0vdqk0xdpkffgamzr4f7tqqg5u9mg66'

group by 1,2,3

order by 1 desc