PowerShell script Error for sharepointsite development -- Add-SPOSiteScript : Action 2 (createSPList) is invalid. List subaction 2 (addSPField) is invalid. Parameter fieldType has an invalid value.

I am getting following Error for the PowerShell script I have developed which trying to create a organization site template

-- Add-SPOSiteScript : Action 2 (createSPList) is invalid. List subaction 2 (addSPField) is invalid. Parameter fieldType has an invalid value.

I am using valid data types however I am still getting error

fieldType Values:

• For "Event Date": fieldType is "DateTime".
• For "Location": fieldType is "Text".
• For "News Link": fieldType is "URL".

JSON Script ---

# Set Parameters

$AdminCenterURL = "xxx.sharepoint.com"  # Admin Center URL

$SiteURL = "https://xxx.sharepoint.com/sites/CommunicationSite"  # Site URL

# Connect to SharePoint Online Admin Center

Connect-SPOService -Url $AdminCenterURL

# Define the Site Script

$siteScript = @"

{

  "$schema": "https://developer.microsoft.com/json-schemas/sp/site-design-script-actions.schema.json",

  "actions": [

    {

      "verb": "createSPList",

      "listName": "Events",

      "templateType": 106,

      "subactions": [

        {

          "verb": "setTitle",

          "title": "Upcoming Events"

        },

        {

          "verb": "addSPField",

          "fieldType": "DateTime",

          "displayName": "Event Date",

          "internalName": "EventDate",

          "isRequired": false

        },

        {

          "verb": "addSPField",

          "fieldType": "Text",

          "displayName": "Location",

          "internalName": "Location",

          "isRequired": false

        }

      ]

    },

    {

      "verb": "createSPList",

      "listName": "News Links",

      "templateType": 103,

      "subactions": [

        {

          "verb": "setTitle",

          "title": "Company News"

        },

        {

          "verb": "addSPField",

          "fieldType": "URL",

          "displayName": "News Link",

          "internalName": "NewsLink",

          "attributes": {

            "Format": "Hyperlink"

          },

          "isRequired": false

        }

      ]

    }

  ],

  "version": 1

}

"@

Write-Output $siteScript

# Create the Site Script

$siteScriptId = Add-SPOSiteScript -Title "xxx  Portal v5" -Content $siteScript

# Create the Site Design

Add-SPOSiteDesign -Title "xxx  Communication Site V5" -WebTemplate "68" -SiteScripts $siteScriptId -Description "Organization communication site template for xxx"