TOSCA artifact types of ASD

tosca.artifacttypes.asd.deploymentItem:
    version: 0.1
    derived_from: tosca.artifacttypes.Root  
    description: "Describes the artifact type of asd deployment item"
    file: "URI or path of the artifact"
    properties:
      itemid:
        description: "The identifier of this asd deployment item"
        required: true
        type: string
      artifactType: 
        description: >
           Specify artifact type. 
        required: true
        type: string       
        constraints:
          - valid_values: ["helm_chart", "helmfile", "crd", "terraform" ]
      deploymentOrder:
        description: >
           Specifies the deployment stage that the DeploymentArtifact belongs to. 
           A lower value specifies that the DeploymentArtifact belongs to an earlier 
           deployment stage
        required: true
        type: integer
      lifecycleParameters:
        description: "list of parameters that can be overridden at deployment time "
        required: false
        type: list
        entry_schema: 
           type: string