Command option Sample:aws guardduty invite-members

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Invites other AWS accounts (created as members of the current AWSaccount by CreateMembers) to enable GuardDuty and allow the currentAWS account to view and manage these accounts' GuardDuty findings ontheir behalf as the master account.Show details from next link. https://docs.aws.amazon.com/ja_jp/cli/latest/reference/guardduty/invite-members.html

aws guardduty invite-members --detector-id 12abc34d567e8fa901bc2d34e56789f0 --account-ids 123456789012
    InviteMembers - Amazon GuardDuty : http://docs.aws.amazon.com/guardduty/latest/ug/guardduty_accounts.html
aws guardduty invite-members --detector-id 12abc34d567e8fa901bc2d34e56789f0 -- account-ids
    PowerPoint Presentation - PDF : http://docsplayer.net/83629409-Powerpoint-presentation.html
aws guardduty invite-members --detector-id 12abc34d567e8fa901bc2d34e56789f0 --
    20180509 AWS Black Belt Online Seminar Amazon GuardDuty : http://www.slideshare.net/AmazonWebServicesJapan/20180509-aws-black-belt-online-seminar-amazon-guardduty

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