Updated 2022-03-11
    -- Answer
    select count(distinct(inner_instruction:instructions[0]:parsed:info:destination)),block_timestamp::date
    from solana.events where
    instruction:programId = 'MarBmsSgKXdrN1egZf5sqe1TMai9K1rChYNDJgjq7aD'
    and inner_instruction:instructions[0]:parsed:info:source = '7GgPYjS5Dza89wV6FpZ23kUJRG5vbQ1GM25ezspYFSoE' and block_timestamp::date >= '2022-03-01'
    group by 2