The 9.x example-server: /tenant/{tenant}/owner/{owner}/sales-order…, CommandResult answers.
/tenant/{tenant}/owner/{owner}/sales-order…
CommandResult
The order's state and version; null when it does not exist.
9.x's DefaultApplyResourceTags, PUT …/{id}/tags: its tags, a key without values left out.
DefaultApplyResourceTags
PUT …/{id}/tags