Anyone get Post Risk Auth working in NAM 5?

Only thing I see in risk-core log is this (appears remote ip is not being forwarded correctly despite NAT being configured and NIDP logs showing remote ip correctly):

2021 Oct 02 11:00:06 AEST DEBUG RiskService_core  <tenantID> NAM_DEFAULT_TENANT <Method> RiskConfigurationEndpoint.getPolicyMetadata <Thread> http-nio-127.0.0.1-8088-exec-2 : Incoming request | Remote IP - 127.0.0.1

2021 Oct 02 11:00:06 AEST DEBUG RiskService_core  <tenantID> NAM_DEFAULT_TENANT <Method> RiskConfigurationEndpoint.getPolicyMetadata <Thread> http-nio-127.0.0.1-8088-exec-2 : java.lang.NullPointerException