@Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getModelName() != null)
            sb.append("ModelName: ").append(getModelName()).append(",");
        if (getNextToken() != null)
            sb.append("NextToken: ").append(getNextToken()).append(",");
        if (getMaxResults() != null)
            sb.append("MaxResults: ").append(getMaxResults()).append(",");
        if (getStatus() != null)
            sb.append("Status: ").append(getStatus()).append(",");
        if (getSourceType() != null)
            sb.append("SourceType: ").append(getSourceType()).append(",");
        if (getCreatedAtEndTime() != null)
            sb.append("CreatedAtEndTime: ").append(getCreatedAtEndTime()).append(",");
        if (getCreatedAtStartTime() != null)
            sb.append("CreatedAtStartTime: ").append(getCreatedAtStartTime()).append(",");
        if (getMaxModelVersion() != null)
            sb.append("MaxModelVersion: ").append(getMaxModelVersion()).append(",");
        if (getMinModelVersion() != null)
            sb.append("MinModelVersion: ").append(getMinModelVersion());
        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-lookoutequipment/src/main/java/com/amazonaws/services/lookoutequipment/model/ListModelVersionsRequest.java