Place all of the ingredients for the dressing into a blender and blend until smooth. Taste and adjust, if necessary.Combine the jicama noodles, scallions, edamame and spiralized cabbage into a large mixing bowl and toss to combine. Drizzle with the dressing, toss again and set aside in the refrigerator. Let chill for 10 minutes, then toss together and plate. Garnish each bowl with avocado.