@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getSigningEnabled() != null)
            sb.append("SigningEnabled: ").append(getSigningEnabled()).append(",");
        if (getStatus() != null)
            sb.append("Status: ").append(getStatus()).append(",");
        if (getTokens() != null)
            sb.append("Tokens: ").append(getTokens()).append(",");
        if (getSigningAttributesOrigin() != null)
            sb.append("SigningAttributesOrigin: ").append(getSigningAttributesOrigin()).append(",");
        if (getNextSigningKeyLength() != null)
            sb.append("NextSigningKeyLength: ").append(getNextSigningKeyLength()).append(",");
        if (getCurrentSigningKeyLength() != null)
            sb.append("CurrentSigningKeyLength: ").append(getCurrentSigningKeyLength()).append(",");
        if (getLastKeyGenerationTimestamp() != null)
            sb.append("LastKeyGenerationTimestamp: ").append(getLastKeyGenerationTimestamp());
        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-sesv2/src/main/java/com/amazonaws/services/simpleemailv2/model/DkimAttributes.java