Records returned from transactions and balances endpoints will have an account type field
depository, a savings or checking-type account
mobilemoney, a mobile-money type account
loan, a term loan account. Typically characterized by a full loan life cycle, including a discrete loan approval event followed by repayments and ending in the loan being repaid or defaulted. See Labels
revolving_loan, A revolving-type loan account. Examples include airtime credit advance (eg. Okoa Jahazi) or a loan account for depository overdraft (eg. Fuliza).