anchor.diff:  	end,
   	lists:any(F, Services).
   
  +%% @hidden
  +reservation_key(1) ->
  +	ts;
  +reservation_key(2) ->
  +	debit;
  +reservation_key(3) ->
  +	reserve;
  +reservation_key(4) ->
  +	service_id;
  +reservation_key(5) ->
  +	charging_key.
  +
  
positive.code: %% export the ocs private API
  -export([normalize/1, subscription/4, end_period/2]).
  -export([import/2, find_sn_network/2]).
  -export([parse_buckets/1]).
  
  -export_type([eap_method/0, match/0]).
  
  
negative.code: 		_Num ->
  			#{bucket_type => BucketType, reservations => Reservations}
  	end,
  	Bucket#bucket{attributes = Attributes, last_modified = {TS, N}}.
  
  %%----------------------------------------------------------------------
  %%  internal functions
  