Workflow: Manual HTTP Create

{
    "name": "Generate Image Workflow",
    "tags": [],
    "nodes": [
        {
            "id": "0a657f21-f0fe-4521-be7f-aa245f86f5d3",
            "name": "When clicking \u2018Test workflow\u2019",
            "type": "n8n-nodes-base.manualTrigger",
            "position": [
                340,
                -200
            ],
            "parameters": [],
            "typeVersion": 1
        },
        {
            "id": "54ead951-03fb-4741-9e66-bffa0ff42302",
            "name": "Fetch Image from API",
            "type": "n8n-nodes-base.httpRequest",
            "position": [
                780,
                -200
            ],
            "parameters": {
                "url": "=https:\/\/dummyjson.com\/image\/{{ $json.size }}\/{{ $json.backgroundColor }}\/{{ $json.textColor }}",
                "options": [],
                "sendQuery": true,
                "queryParameters": {
                    "parameters": [
                        {
                            "name": "text",
                            "value": "={{ $json.text }}"
                        },
                        {
                            "name": "fontSize",
                            "value": "={{ $json.fontSize }}"
                        },
                        {
                            "name": "type",
                            "value": "={{ $json.type }}"
                        },
                        {
                            "name": "fontFamily",
                            "value": "={{ $json.fontFamily }}"
                        }
                    ]
                }
            },
            "typeVersion": 4.20000000000000017763568394002504646778106689453125
        },
        {
            "id": "9b60f208-7bbc-4c35-9303-797aabef478d",
            "name": "Set Image Properties",
            "type": "n8n-nodes-base.set",
            "position": [
                560,
                -200
            ],
            "parameters": {
                "options": [],
                "assignments": {
                    "assignments": [
                        {
                            "id": "25b4c572-4ba6-4719-b547-8d3787ba557b",
                            "name": "size",
                            "type": "string",
                            "value": "600x400"
                        },
                        {
                            "id": "a6689fdb-b212-4c88-b80f-64aabe61daa1",
                            "name": "backgroundColor",
                            "type": "string",
                            "value": "cc22e3"
                        },
                        {
                            "id": "f9dcc452-4dd5-46fc-948b-39194bf0637d",
                            "name": "textColor",
                            "type": "string",
                            "value": "ffffff"
                        },
                        {
                            "id": "89842462-d3ac-4267-a40a-3e98e8823ef3",
                            "name": "text",
                            "type": "string",
                            "value": "Generated!"
                        },
                        {
                            "id": "59eb064d-1cc3-4b7d-92ec-594dadbd38cd",
                            "name": "fontSize",
                            "type": "string",
                            "value": "100"
                        },
                        {
                            "id": "ccbae0db-559a-4de2-be63-4238feca6498",
                            "name": "fontFamily",
                            "type": "string",
                            "value": "pacifico"
                        },
                        {
                            "id": "ab88695a-d223-4f26-9ded-3e4c965ca28c",
                            "name": "type",
                            "type": "string",
                            "value": "png"
                        }
                    ]
                }
            },
            "typeVersion": 3.399999999999999911182158029987476766109466552734375
        }
    ],
    "active": false,
    "pinData": [],
    "settings": {
        "executionOrder": "v1"
    },
    "versionId": "c2d9939a-6766-4b7c-8331-63a655946208",
    "connections": {
        "Set Image Properties": {
            "main": [
                [
                    {
                        "node": "Fetch Image from API",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "When clicking \u2018Test workflow\u2019": {
            "main": [
                [
                    {
                        "node": "Set Image Properties",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        }
    }
}