Retrieves GuardDuty member accounts (to the current GuardDuty master account) specified by the account IDs.
guardduty_get_members(DetectorId, AccountIds)
[required] The unique ID of the detector of the GuardDuty account whose members you want to retrieve.
[required] A list of account IDs of the GuardDuty member accounts that you want to describe.
svc$get_members( DetectorId = "string", AccountIds = list( "string" ) )