Indicator CC V4 adds two new commands:

• Indicator Description Get Command
• Indicator Description Report Command

https://github.com/zwave-js/node-zwave-js/blob/master/specs/SDS13782%20Z-Wave%20Management%20Command%20Class%20Specification.pdf

TODOs:

• Implement the new commands
• Implement a getDescription method on IndicatorCCAPI
• update @implementedVersion decor

(1) The custom state strings are defined in the source code and outlined here - https://danobot.github.io/ec-docs/special/state-strings.

• control_states_on and control_states_off are defined, but not used in the source code, so do nothing.
• state_states_off is defined, but not used in the source code at all

(2) Service data is defined here - https://danobot.github.io/ec-docs/config-advance