<_default>[] <_summary>List of assignments for recipient and the address to be used with it <_description>The list is of format 'recipient<tab>sender', where the recipient can be part of the address only and the sender is a full email address, which should match the From address precisely. <_default>[] <_summary>List of assignments for an account, which recipients it accepts <_description>The list is of format 'recipient<tab>sender', where the recipient can be part of the address only and the sender is a full email address, which should match the From address precisely.