SELECT datediff('minutes', min(block_timestamp), max(block_timestamp)) AS minutes
FROM algorand.payment_transaction
WHERE block_timestamp::date > '2022-03-30'
AND try_base64_decode_string(tx_message:txn:note::string) LIKE '%af/gov1:j{"rewardsPrd":2%'
AND sender = '57QZ4S7YHTWPRAM3DQ2MLNSVLAQB7DTK4D7SUNRIEFMRGOU7DMYFGF55BY'