SELECT
DATE_TRUNC('day', block_timestamp) AS DAY,
SUM(event_amount_usd) AS Total_amount_of_inflow_in_USD,
action
FROM terra.staking
WHERE validator_address = 'terravaloper1r843mpk5zzkfgtnduskd0dzgeltv0n503ckzy6'
AND DAY >= '2021-05-03' and action = 'delegate'
GROUP BY DAY, action