What are the volume-snapshot success/failed related event reasons?

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Cluster information:

I would like to know the various K8S events reasons related to Volume snapshots.

I checked kubernetes/event.go at master · kubernetes/kubernetes · GitHub but did not find any on snapshot object.

Kubernetes version:
Client Version: 1.17
Server Version:1.18
Cloud being used: (put bare-metal if not on a public cloud) Bare Metal
Installation method:
Host OS: Centos 8.3