SnapshotExpirationReason Property

Indicates how the snapshot expiration was set. Possible values: api: expiration time was set by using the API. none: there is no expiration time set. test: expiration time was set for testing. fifo: expiration occurs on first in first out basis. Warning: This member is returned but may have an incorrect value. Do not use.

public string ExpirationReason { get; set; }