Can not update the rule

[ma3s7ro]

According to API v2 documentation
https://docs.imperva.com/bundle/cloud-application-security/page/apiv2/cloud-waf-api-definition.htm

parameters should be in JSON format

Need add in line

incapsula-cli/cwafcli/Rules/rules.py

Line 74 in 15447e7

param, "POST", param)

param, "POST", param["json"])

After the change command incap rule update-rule works as expected