@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getContactPostPassDurationSeconds() != null)
            sb.append("ContactPostPassDurationSeconds: ").append(getContactPostPassDurationSeconds()).append(",");
        if (getContactPrePassDurationSeconds() != null)
            sb.append("ContactPrePassDurationSeconds: ").append(getContactPrePassDurationSeconds()).append(",");
        if (getEndpointDetails() != null)
            sb.append("EndpointDetails: ").append(getEndpointDetails()).append(",");
        if (getTags() != null)
            sb.append("Tags: ").append(getTags());
        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-groundstation/src/main/java/com/amazonaws/services/groundstation/model/CreateDataflowEndpointGroupRequest.java