anchor.diff:                       end, AssignedInfo),
       gen_json({[{<<"assigned_info">>, JSON}]}).
   
  +
   %% @doc Format a history list
   %%
   -spec(histories(list(#history{})) ->
  
positive.code:     gen_json({[{<<"buckets">>, JSON}]}).
  
  
  %% @doc Format an assigned file
  %%
  -spec(whereis(list()) ->
  
negative.code:          bad_nodes/1, system_info_and_nodes_stat/1, node_stat/2,
           compact_status/1, du/2, credential/2, users/1, endpoints/1,
           buckets/1, bucket_by_access_key/1,
           acls/1, cluster_status/1,
           whereis/1, histories/1,
           authorized/0, user_id/0, password/0
          ]).
  
  -define(output_ok(),           gen_json({[{result, <<"OK">>}]})).
  