@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getSnapshotId() != null)
            sb.append("SnapshotId: ").append(getSnapshotId()).append(",");
        if (getRestoreStartTime() != null)
            sb.append("RestoreStartTime: ").append(getRestoreStartTime()).append(",");
        if (getRestoreDuration() != null)
            sb.append("RestoreDuration: ").append(getRestoreDuration()).append(",");
        if (getIsPermanentRestore() != null)
            sb.append("IsPermanentRestore: ").append(getIsPermanentRestore());
        sb.append("}");
        return sb.toString();
    }
Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be
redacted from this string using a placeholder value.

@return A string representation of this object.

@see java.lang.Object#toString()
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/RestoreSnapshotTierResult.java