((TechnologyTagModel) payload).getFileModels().forEach(fileModel -> projects.add(fileModel.getProjectModel()));
((TechnologyTagModel) payload).getFileModels().forEach(fileModel -> projects.add(fileModel.getProjectModel()));
((TechnologyTagModel) payload).getFileModels().forEach(fileModel -> projects.add(fileModel.getProjectModel()));
((TechnologyTagModel) payload).getFileModels().forEach(fileModel -> projects.add(fileModel.getProjectModel()));