Optional
Optimistic-concurrency token from the latest read. A non-empty token that does not match the current etag rejects the update as a conflict (HTTP 409). Omit this field or provide an empty string to update unconditionally.
etag
The rule with its new field values. rule.name identifies the rule to update.
rule.name
The set of fields to update. Only fields named in the mask are modified.
Optimistic-concurrency token from the latest read. A non-empty token that does not match the current
etagrejects the update as a conflict (HTTP 409). Omit this field or provide an empty string to update unconditionally.