Additional submit data structure with requestedFor containing requestedItems allowing distinction for each request item and Identity. * Can only be used when 'requestedFor' and 'requestedItems' are not separately provided * Adds ability to specify which account the user wants the access on, in case they have multiple accounts on a source * Allows the ability to request items with different remove dates * Also allows different combinations of request items and identities in the same request * Only for use in GRANT_ACCESS type requests