Signals Notebook: How to update a Multi-select List Field in Materials via API

Details:  

Multi-select List Field can be updated via API by separating the values by "\n”. To update a Multi-select list field with name MultiSelectList and values one and three, we need to specify in the request body as shown below:
    "attributes": {
      "name": "MultiSelectList", 

      "value": "one\nthree"   
}

This will update the Multi-select list field with name MultiSelectList with values - one, three.