Create the object
@param write_op operation to add this action to
@param exclusive set to either LIBRADOS_CREATE_EXCLUSIVE or
LIBRADOS_CREATE_IDEMPOTENT
will error if the object already exists.
@param category category string (DEPRECATED, HAS NO EFFECT)
Create the object @param write_op operation to add this action to @param exclusive set to either LIBRADOS_CREATE_EXCLUSIVE or LIBRADOS_CREATE_IDEMPOTENT will error if the object already exists. @param category category string (DEPRECATED, HAS NO EFFECT)