The workflow JSON

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{
  "name": "Materials Search Workflow",
  "nodes": [
    {
      "parameters": {
        "path": "materials-webhook",
        "options": {}
      },
      "name": "Webhook",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 1,
      "position": [
        250,
        300
      ]
    },
    {
      "parameters": {
        "url": "http://localhost:8000/materials-webhook",
        "options": {
          "bodyParameters": {
            "parameters": [
              {
                "name": "query",
                "value": "={{$json.query}}"
              },
              {
                "name": "category",
                "value": "={{$json.category}}"
              }
            ]
          }
        }
      },
      "name": "HTTP Request",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 1,
      "position": [
        450,
        300
      ]
    },
    {
      "parameters": {
        "conditions": {
          "string": [
            {
              "value1": "={{$json.status}}",
              "value2": "success"
            }
          ]
        }
      },
      "name": "IF",
      "type": "n8n-nodes-base.if",
      "typeVersion": 1,
      "position": [
        650,
        300
      ]
    },
    {
      "parameters": {
        "values": {
          "string": [
            {
              "name": "error",
              "value": "={{$json.error}}"
            }
          ]
        },
        "options": {}
      },
      "name": "Set Error",
      "type": "n8n-nodes-base.set",
      "typeVersion": 1,
      "position": [
        850,
        200
      ]
    },
    {
      "parameters": {
        "values": {
          "string": [
            {
              "name": "materials",
              "value": "={{$json.materials}}"
            }
          ]
        },
        "options": {}
      },
      "name": "Set Success",
      "type": "n8n-nodes-base.set",
      "typeVersion": 1,
      "position": [
        850,
        400
      ]
    }
  ],
  "connections": {
    "Webhook": {
      "main": [
        [
          {
            "node": "HTTP Request",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "HTTP Request": {
      "main": [
        [
          {
            "node": "IF",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "IF": {
      "main": [
        [
          {
            "node": "Set Error",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Set Success",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

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About this workflow

Materials Search Workflow. Uses httpRequest. Webhook trigger; 5 nodes.

Source: https://github.com/tejnica/Creatoria-materials-agent/blob/40d6984097c27932e6b82e9deb461449ae777d0f/examples/n8n_workflow.json — original creator credit. Request a take-down →

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