Migrate my Standalone Redis Cluster to Redis Sentinel (Bitnami Helm Chart)

I need someone familiar with Redis/Redis Sentinel to migrate/sync the data from my standalone version to my Redis Sentinel deployment - I've tried with Redis Shake with little luck - I am also not entirely sure if the application itself (built around Django) supports it - it doesn't work with Redis Cluster, which is why I thought Redis Sentinel would work - it's just one master that is elected by Sentinel......