neste meu fluxo de n8n, não é possível fazer o hash de tudo em um passo?
{
    "name": "Felipe",
    "nodes": [
      {
        "parameters": {
          "httpMethod": "POST",
          "path": "your/webhook/path",
          "options": {}
        },
        "id": "webhook-id",
        "name": "Webhook",
        "type": "n8n-nodes-base.webhook",
        "typeVersion": 2,
        "position": [180, 540],
        "webhookId": "your-webhook-id"
      },
      {
        "parameters": {
          "type": "SHA256",
          "value": "={{ $json.body.location.city ? $json.body.location.city.toLowerCase().replace(/\\s/g, '') : \"\" }}",
          "dataPropertyName": "ct_hash"
        },
        "id": "hash-city-id",
        "name": "HASH CITY",
        "type": "n8n-nodes-base.crypto",
        "typeVersion": 1,
        "position": [620, 440]
      },
      {
        "parameters": {
          "type": "SHA256",
          "value": "={{ $json.body.location.region ? $json.body.location.region.toLowerCase().replace(/\\s/g, '') : \"\" }}",
          "dataPropertyName": "st_hash"
        },
        "id": "hash-state-id",
        "name": "HASH STATE",
        "type": "n8n-nodes-base.crypto",
        "typeVersion": 1,
        "position": [840, 440]
      },
      {
        "parameters": {
          "type": "SHA256",
          "value": "={{ $json.body.location.zip ? $json.body.location.zip.replace(/[^\\d]/g, '') : '00000' }}",
          "dataPropertyName": "zp_hash"
        },
        "id": "hash-zip-id",
        "name": "HASH ZIP",
        "type": "n8n-nodes-base.crypto",
        "typeVersion": 1,
        "position": [1060, 440]
      },
      {
        "parameters": {
          "rules": {
            "values": [
              {
                "conditions": {
                  "options": {
                    "caseSensitive": true,
                    "leftValue": "",
                    "typeValidation": "strict",
                    "version": 1
                  },
                  "conditions": [
                    {
                      "leftValue": "={{ $json.body.type }}",
                      "rightValue": "pageview",
                      "operator": {
                        "type": "string",
                        "operation": "equals"
                      }
                    }
                  ],
                  "combinator": "and"
                },
                "renameOutput": true,
                "outputKey": "Page View"
              },
              {
                "conditions": {
                  "options": {
                    "caseSensitive": true,
                    "leftValue": "",
                    "typeValidation": "strict",
                    "version": 1
                  },
                  "conditions": [
                    {
                      "leftValue": "={{ $json.body.type }}",
                      "rightValue": "button_click",
                      "operator": {
                        "type": "string",
                        "operation": "equals"
                      }
                    }
                  ],
                  "combinator": "and"
                },
                "renameOutput": true,
                "outputKey": "Button Click"
              }
            ]
          },
          "options": {}
        },
        "id": "switch-id",
        "name": "Switch",
        "type": "n8n-nodes-base.switch",
        "typeVersion": 3,
        "position": [1280, 540]
      },
      {
        "parameters": {
          "method": "POST",
          "url": "https://graph.facebook.com/v19.0/your-app-id/events?access_token=your-access-token",
          "sendBody": true,
          "specifyBody": "json",
          "jsonBody": "={\n    \"data\": [\n        {\n            \"event_name\": \"PageView\",\n            \"event_time\": {{Math.floor(Date.now() / 1000)}},\n            \"action_source\": \"website\",\n            \"event_id\": {{ Math.floor(Math.random() * Number.MAX_SAFE_INTEGER) }},\n            \"event_source_url\": \"{{ $json[\"body\"][\"pageUrl\"] }}\",\n            \"user_data\": {\n                \"ct\": [\n                    \"{{ $json[\"ct_hash\"] }}\"\n                ],\n                \"country\": [\n                    \"885036a0da3dff3c3e05bc79bf49382b12bc5098514ed57ce0875aba1aa2c40d\"\n                ],\n                \"st\": [\n                    \"{{ $json[\"st_hash\"] }}\"\n                ],\n                \"zp\": [\n                    \"{{ $json[\"zp_hash\"] }}\"\n                ],\n                \"fbc\": \"{{ $json[\"body\"][\"fbc\"] }}\",\n                \"fbp\": \"{{ $json[\"body\"][\"fbp\"] }}\",\n                \"client_ip_address\": \"{{ $json[\"headers\"][\"x-real-ip\"] ? $json[\"headers\"][\"x-real-ip\"] : $json.body.ip }}\",\n                \"client_user_agent\": \"{{ $json[\"headers\"][\"user-agent\"] }}\"\n            }\n        }\n    ]\n}",
          "options": {}
        },
        "id": "api-pageview-id",
        "name": "API PAGEVIEW",
        "type": "n8n-nodes-base.httpRequest",
        "typeVersion": 4.1,
        "position": [1480, 440]
      }
    ],
    "connections": {
      "Webhook": {
        "main": [
          [
            {
              "node": "HASH CITY",
              "type": "main",
              "index": 0
            }
          ]
        ]
      },
      "HASH CITY": {
        "main": [
          [
            {
              "node": "HASH STATE",
              "type": "main",
              "index": 0
            }
          ]
        ]
      },
      "HASH STATE": {
        "main": [
          [
            {
              "node": "HASH ZIP",
              "type": "main",
              "index": 0
            }
          ]
        ]
      },
      "HASH ZIP": {
        "main": [
          [
            {
              "node": "Switch",
              "type": "main",
              "index": 0
            }
          ]
        ]
      },
      "Switch": {
        "main": [
          [
            {
              "node": "API PAGEVIEW",
              "type": "main",
              "index": 0
            }
          ],
          [
            {
              "node": "API PAGEVIEW",
              "type": "main",
              "index": 0
            }
          ]
        ]
      }
    },
    "active": false,
    "settings": {
      "executionOrder": "v1"
    },
    "versionId": "new-version-id",
    "meta": {
      "templateCredsSetupCompleted": true,
      "instanceId": "your-instance-id"
    },
    "id": "new-flow-id",
    "tags": []
  }