Interestingly, the docs from aws-api do not always match the HTML reference docs. For example
(aws-api/doc c :PutObjectTagging)
... omitted for brevity
-------------------------
Response
{:VersionId string}
claims the response will have a map with :VersionId
. According to https://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectPUTtagging.html#RESTObjectPUTtagging-responses,
> This operation does not return response elements.