code: public ApiResponse<MetadataEnvelope> getPropertiesWithHttpInfo(String did, Boolean includeTimestamp) throws ApiException {
          com.squareup.okhttp.Call call = getPropertiesValidateBeforeCall(did, includeTimestamp, null, null);
          Type localVarReturnType = new TypeToken<MetadataEnvelope>(){}.getType();
          return apiClient.execute(call, localVarReturnType);
      }
docs: Read a device&#39;s properties.
  Read a device&#39;s properties.
  @param did Device ID. (required)
  @param includeTimestamp Include timestamp. (optional)
  @return ApiResponse&lt;MetadataEnvelope&gt;
  @throws ApiException If fail to call the API, e.g. server error or cannot deserialize the response body