@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getId() != null)
            sb.append("Id: ").append(getId()).append(",");
        if (getTitle() != null)
            sb.append("Title: ").append(getTitle()).append(",");
        if (getDependencies() != null)
            sb.append("Dependencies: ").append(getDependencies()).append(",");
        if (getType() != null)
            sb.append("Type: ").append(getType()).append(",");
        if (getPrompt() != null)
            sb.append("Prompt: ").append(getPrompt()).append(",");
        if (getOutputSource() != null)
            sb.append("OutputSource: ").append(getOutputSource()).append(",");
        if (getAttributeFilter() != null)
            sb.append("AttributeFilter: ").append(getAttributeFilter());
        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-qapps/src/main/java/com/amazonaws/services/qapps/model/QQueryCard.java