@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getStackSetId() != null)
            sb.append("StackSetId: ").append(getStackSetId()).append(",");
        if (getRegion() != null)
            sb.append("Region: ").append(getRegion()).append(",");
        if (getAccount() != null)
            sb.append("Account: ").append(getAccount()).append(",");
        if (getStackId() != null)
            sb.append("StackId: ").append(getStackId()).append(",");
        if (getStatus() != null)
            sb.append("Status: ").append(getStatus()).append(",");
        if (getStatusReason() != null)
            sb.append("StatusReason: ").append(getStatusReason()).append(",");
        if (getStackInstanceStatus() != null)
            sb.append("StackInstanceStatus: ").append(getStackInstanceStatus()).append(",");
        if (getOrganizationalUnitId() != null)
            sb.append("OrganizationalUnitId: ").append(getOrganizationalUnitId()).append(",");
        if (getDriftStatus() != null)
            sb.append("DriftStatus: ").append(getDriftStatus()).append(",");
        if (getLastDriftCheckTimestamp() != null)
            sb.append("LastDriftCheckTimestamp: ").append(getLastDriftCheckTimestamp()).append(",");
        if (getLastOperationId() != null)
            sb.append("LastOperationId: ").append(getLastOperationId());
        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-cloudformation/src/main/java/com/amazonaws/services/cloudformation/model/StackInstanceSummary.java