select mon, count(distinct origin_from_address) as cnt from (

select * from (

select

date_trunc('month', block_timestamp) as mon,

origin_from_address,

count(distinct tx_hash) as tx_count,

sum(coalesce(amount_usd,0)) as volume

from ethereum.core.ez_token_transfers

where block_timestamp > timestamp '2024-06-01'

group by mon, origin_from_address

)

-- where volume > 0

group by 1