@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getRecommendationId() != null)
            sb.append("RecommendationId: ").append(getRecommendationId()).append(",");
        if (getGenerationTimestamp() != null)
            sb.append("GenerationTimestamp: ").append(getGenerationTimestamp()).append(",");
        if (getAdditionalMetadata() != null)
            sb.append("AdditionalMetadata: ").append(getAdditionalMetadata());
        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-costexplorer/src/main/java/com/amazonaws/services/costexplorer/model/SavingsPlansPurchaseRecommendationMetadata.java