topology.describe().toString():

   Sub-topology: 0
    Source: KSTREAM-SOURCE-0000000000 (topics: [production_prices])
      --> KSTREAM-MAP-0000000001
    Processor: KSTREAM-MAP-0000000001 (stores: [])
      --> KSTREAM-FILTER-0000000004
      <-- KSTREAM-SOURCE-0000000000
    Processor: KSTREAM-FILTER-0000000004 (stores: [])
      --> KSTREAM-SINK-0000000003
      <-- KSTREAM-MAP-0000000001
    Sink: KSTREAM-SINK-0000000003 (topic: localstore-repartition)
      <-- KSTREAM-FILTER-0000000004

  Sub-topology: 1
    Source: KSTREAM-SOURCE-0000000005 (topics: [localstore-repartition])
      --> KSTREAM-AGGREGATE-0000000002
    Processor: KSTREAM-AGGREGATE-0000000002 (stores: [localstore])
      --> KTABLE-TOSTREAM-0000000006
      <-- KSTREAM-SOURCE-0000000005
    Processor: KTABLE-TOSTREAM-0000000006 (stores: [])
      --> KSTREAM-MAPVALUES-0000000007
      <-- KSTREAM-AGGREGATE-0000000002
    Processor: KSTREAM-MAPVALUES-0000000007 (stores: [])
      --> none
      <-- KTABLE-TOSTREAM-0000000006