mapping through data in an API hosted all together

help me map data from beneficiaries wallet and transactions in in reactjs from this API text

tried this but no data was fetched

{details[2].map((wallet) => (
  <div>
    <h2>Your CashFlow Balance is:</h2>
    <h3>ksh {wallet.balance}</h3>
    <h2>your last transaction {wallet.last_transaction} </h2>
  </div>
))}