Receive updates when a subscriber is added to a group and strore the information in Airtable

{
  "id": "30",
  "name": "Receive updates when a subscriber is added to a group and strore the information in Airtable",
  "nodes": [
    {
      "name": "On clicking 'execute'",
      "type": "n8n-nodes-base.manualTrigger",
      "disabled": true,
      "position": [
        110,
        600
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "name": "MailerLite Trigger",
      "type": "n8n-nodes-base.mailerLiteTrigger",
      "position": [
        530,
        300
      ],
      "webhookId": "dd15d919-18b3-4af7-a5c9-c4583cdda9f5",
      "parameters": {
        "event": "subscriber.add_to_group"
      },
      "credentials": {
        "mailerLiteApi": "mailerlite"
      },
      "typeVersion": 1
    },
    {
      "name": "Set",
      "type": "n8n-nodes-base.set",
      "position": [
        730,
        300
      ],
      "parameters": {
        "values": {
          "string": [
            {
              "name": "Name",
              "value": "={{$node[\"Mai...