THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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The flexible versions will be described by a new top-level field in each request and response. The format will be the same as that of existing version fields. If the The flexible versions are not specified, it is assumed that all versions are flexiblemust be specified in each JSON file.
Note that adding support for tagged versions to an RPC requires bumping the protocol version number.
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