findUnclaimedAccount
Returns an unclaimed account for the given dateOfBirth and SSN.
If no unclaimed account exists, return a 404. If data is malformed, return a 400.
This endpoint is ratelimited so that bad actors cannot use this to search for unclaimed accounts on FirstDollar.
findUnclaimedAccount(
input: FindUnclaimedAccountInput!
): UnclaimedAccountData!