anchor.diff:  -spec add_subscriber(RequestBody :: list()) ->
   	{Location :: string(), Body :: iolist()}
   	| {error, ErrorCode :: integer()}.
  -%% @doc Respond to `POST /ocs/subscriber' and add a new `subscriber'
  +%% @doc Respond to `POST /ocs/v1/subscriber' and add a new `subscriber'
   %% resource.
   add_subscriber(RequestBody) ->
   	try 
  
positive.code: 
  -spec delete_subscriber(Identity :: list()) ->
  	ok .
  %% @doc Respond to `DELETE /ocs/subscriber/{identity}' request and deletes
  %% a `subscriber' resource. If the deletion is succeeded return true.
  delete_subscriber(Identity) ->
  	ok = ocs:delete_subscriber(Identity),
  
negative.code: 
  -spec find_subscribers() ->
  	{body, Body :: iolist()} | {error, ErrorCode :: integer()}.
  %% @doc Body producing function for `GET /ocs/v1/subscriber'
  %% requests.
  find_subscribers() ->
  	case ocs:get_subscribers() of
  