to temporarily disable white/black list mosquitto_pub -t home/OpenMQTTGateway/commands/MQTTtoBT/config -m '{"ignoreWBlist":true}'
to enable white/black list back mosquitto_pub -t home/OpenMQTTGateway/commands/MQTTtoBT/config -m '{"ignoreWBlist":false}'
The Apple Watch is currently only compatible with Theengs Gateway, not OpenMQTTGateway, as the Identity MAC address and IRK (Identity Resolving Key) definition for the random MAC address resolving is only available there.
This can be run nicely alongside OpenMQTTGateway though.