topology_template:
  substitution_mappings:
    capabilities:
      deployment_flavour:
        properties:
          instantiation_levels:
            level1:
              vdu_levels:
                vdu1:
                  number_of_instances: 1
                vdu2:
                  number_of_instances: 2
            level2:
              vdu_levels:
                vdu1:
                  number_of_instances: 2