Enphase Envoy Battery reporting

Configuration
7

This is mine when discharging.

|storage||

|0||
|type|acb|
|activeCount|2|
|readingTime|1633855938|
|wNow|537|
|whNow|620|
|state|discharging|
|percentFull|25|

When is charging, the state is set to charging, but the wNow value is negative.