The workflow JSON

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{
  "name": "API Integration",
  "description": "Basic HTTP API integration showing request handling and response processing",
  "category": "getting-started",
  "difficulty": "beginner",
  "estimatedTime": "5 minutes",
  "prerequisites": [
    "Basic HTTP knowledge"
  ],
  "learningObjectives": [
    "Learn HTTP Request node usage",
    "Practice API response handling",
    "Understand error handling patterns"
  ],
  "nodes": [
    {
      "parameters": {},
      "id": "start",
      "name": "Start",
      "type": "n8n-nodes-base.start",
      "typeVersion": 1,
      "position": [
        240,
        300
      ]
    },
    {
      "parameters": {
        "url": "https://jsonplaceholder.typicode.com/users",
        "method": "GET",
        "options": {
          "timeout": 30000
        }
      },
      "id": "fetch-users",
      "name": "Fetch Users",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 1,
      "position": [
        460,
        300
      ]
    },
    {
      "parameters": {
        "operation": "extract",
        "extractionFields": [
          {
            "name": "userCount",
            "path": "{{ length($json) }}"
          },
          {
            "name": "usernames",
            "path": "{{ $json.map(user => user.username) }}"
          },
          {
            "name": "companies",
            "path": "{{ unique($json.map(user => user.company.name)) }}"
          },
          {
            "name": "cities",
            "path": "{{ unique($json.map(user => user.address.city)) }}"
          }
        ]
      },
      "id": "extract-summary",
      "name": "Extract Summary",
      "type": "n8n-nodes-base.json",
      "typeVersion": 1,
      "position": [
        680,
        300
      ]
    },
    {
      "parameters": {
        "assignments": [
          {
            "name": "summary",
            "value": "Found {{ $json.userCount }} users from {{ length($json.companies) }} companies in {{ length($json.cities) }} cities"
          },
          {
            "name": "processedAt",
            "value": "{{ formatDate(now(), 'yyyy-MM-dd HH:mm:ss') }}"
          },
          {
            "name": "apiSource",
            "value": "JSONPlaceholder"
          }
        ]
      },
      "id": "format-results",
      "name": "Format Results",
      "type": "n8n-nodes-base.set",
      "typeVersion": 1,
      "position": [
        900,
        300
      ]
    }
  ],
  "connections": {
    "Start": {
      "main": [
        [
          {
            "node": "Fetch Users",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Fetch Users": {
      "main": [
        [
          {
            "node": "Extract Summary",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Extract Summary": {
      "main": [
        [
          {
            "node": "Format Results",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": false,
  "settings": {},
  "versionId": "1"
}

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