Rebuild jsoncs3 Indexes
| Use this command with absolute care. It is not intended to play around and should only be used on request and under supervision of ownCloud support. | 
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Note, run this command only if there are shares present.
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If you run this command and no shares are present, an error will be printed like the following:
error: not found: list container: error: not found: jsoncs3-share-manager-metadata/storages
This error has no impact and can be neglected. 
NAME:
   ocis migrate rebuild-jsoncs3-indexes - rebuild the share indexes from the shares json
USAGE:
   ocis migrate rebuild-jsoncs3-indexes command [command options] [arguments...]
COMMANDS:
   help, h  Shows a list of commands or help for one command