Workflow: Respondtowebhook Stickynote Create

{
    "id": "OVSyGmI6YFviPu8Q",
    "meta": {
        "instanceId": "fb261afc5089eae952e09babdadd9983000b3d863639802f6ded8c5be2e40067",
        "templateCredsSetupCompleted": true
    },
    "name": "Generate audio from text using OpenAI - text-to-speech Workflow",
    "tags": [],
    "nodes": [
        {
            "id": "c40966a4-1709-4998-ae95-b067ce3496c9",
            "name": "Respond to Webhook",
            "type": "n8n-nodes-base.respondToWebhook",
            "position": [
                1320,
                200
            ],
            "parameters": {
                "options": [],
                "respondWith": "binary"
            },
            "typeVersion": 1.100000000000000088817841970012523233890533447265625
        },
        {
            "id": "c4e57bb6-79a4-4b26-a179-73e30d681521",
            "name": "Sticky Note",
            "type": "n8n-nodes-base.stickyNote",
            "position": [
                280,
                -140
            ],
            "parameters": {
                "width": 501.55000000000001136868377216160297393798828125,
                "height": 493.06000000000102545527624897658824920654296875,
                "content": "This `Webhook` node triggers the workflow when it receives a POST request.\n\n### 1. Test Mode:\n* Use the test webhook URL\n* Click the `Test workflow` button on the canvas. (In test mode, the webhook only works for one call after you click this button)\n\n### 1. Production Mode:\n* The workflow must be active for a **Production URL** to run successfully.\n* You can activate the workflow using the toggle in the top-right of the editor.\n* Note that unlike test URL calls, production URL calls aren't shown on the canvas (only in the executions list)."
            },
            "typeVersion": 1
        },
        {
            "id": "1364a4b6-2651-4b38-b335-c36783a25f12",
            "name": "Sticky Note1",
            "type": "n8n-nodes-base.stickyNote",
            "position": [
                825,
                60
            ],
            "parameters": {
                "color": 4,
                "width": 388.3500000000002501110429875552654266357421875,
                "height": 292.71000000000043428372009657323360443115234375,
                "content": "### Configure the OpenAI node with your API key:\nIf you haven't connected your OpenAI credentials in n8n yet, log in to your OpenAI account to get your API Key. Then, open the OpenAI node, click `Create New Credentials` and connect with the **OpenAI API**.\n"
            },
            "typeVersion": 1
        },
        {
            "id": "ba755814-75e6-4e16-b3a6-50cf4fc06350",
            "name": "Webhook",
            "type": "n8n-nodes-base.webhook",
            "position": [
                480,
                200
            ],
            "webhookId": "28feeb38-ef2d-4a2e-bd7c-25a524068e25",
            "parameters": {
                "path": "generate_audio",
                "options": [],
                "httpMethod": "POST",
                "responseMode": "responseNode"
            },
            "typeVersion": 2
        },
        {
            "id": "ac46df50-cb1f-484c-8edf-8131192ba464",
            "name": "OpenAI",
            "type": "@n8n\/n8n-nodes-langchain.openAi",
            "position": [
                960,
                200
            ],
            "parameters": {
                "input": "={{ $json.body.text_to_convert }}",
                "voice": "fable",
                "options": [],
                "resource": "audio"
            },
            "credentials": {
                "openAiApi": {
                    "id": "2Cije3KX7OIVwn9B",
                    "name": "n8n OpenAI"
                }
            },
            "typeVersion": 1.3000000000000000444089209850062616169452667236328125
        }
    ],
    "active": false,
    "pinData": [],
    "settings": {
        "executionOrder": "v1"
    },
    "versionId": "84f1b893-e1a3-40c3-83b0-7cd637b353c4",
    "connections": {
        "OpenAI": {
            "main": [
                [
                    {
                        "node": "Respond to Webhook",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Webhook": {
            "main": [
                [
                    {
                        "node": "OpenAI",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        }
    }
}