find command sets shardVersion as a top-level field, and the Command running framework parses it out and sets it on the operation context.
Write commands, on the other hand, set shardVersion nested in a "metadata" field and are responsible for extracting the version themselves.
We should unify these.
- related to
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SERVER-19855 Operations that convey shard version information must include a minimum optime
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- Closed
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