roleAssignment_multipleRole_MultipleUsers_para_files.json

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentParameters.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "principalId1": {
      "value": [             
         "140639c0-ae9f-4389-82ad-503214220c67",
         "3eb46265-ed9b-4902-9aaf-027cb891f2f5"
      ]
    },
    "principalId2": {
      "value": [
         "140639c0-ae9f-4389-82ad-503214220c68",
         "3eb46265-ed9b-4902-9aaf-027cb891f2f4"
      ]
    }
  }
}