TikTokの動画を署名なしでGoogle Driveにダウンロードし、テーブルに自動記録

• •Google Drive API認証情報
• •ターゲットAPIの認証情報が必要な場合あり
• •Google Sheets API認証情報

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        "content": "## 🟢 **1. On form submission**\n- **Purpose:** Acts as the trigger for the workflow.  \n- **Functionality:** Displays a form with a single field (`URL`) where users can enter the TikTok video link.  \n- **Output:** Passes the entered URL to the next node for processing."
      },
      "typeVersion": 1
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        "content": "## 🌐 **2. Tiktok RapidAPI Request**\n- **Purpose:** Fetch downloadable MP4 link.  \n- **Functionality:** Sends a `POST` request to **Tiktok Video Downloader API**, passing the URL from the form.  \n- **Output:** Receives a JSON response containing downloadable media links.\n"
      },
      "typeVersion": 1
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        "content": "## 🔍 **3. If**\n- **Purpose:** Check for API errors.  \n- **Functionality:** Evaluates if the response contains an `error` field.  \n- **Output:** \n  - ✅ **True Path:** Proceeds to download the MP4.  \n  - ❌ **False Path:** Goes to error handling (Wait + Sheets logging).\n"
      },
      "typeVersion": 1
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        "content": "## ⬇️ **4. MP4 Downloader**\n- **Purpose:** Download the video file.  \n- **Functionality:** Uses the media URL from the previous API response to download the MP4 video.  \n- **Output:** Stores the raw MP4 binary for upload.\n\n-"
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        "content": "## ☁️ **5. Upload To Google Drive**\n- **Purpose:** Store video in Google Drive.  \n- **Functionality:** Uploads the downloaded MP4 into the specified Drive folder.  \n- **Output:** Returns a file ID for the uploaded file.\n"
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      "typeVersion": 1
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        "content": "## 🔑 **6. Google Drive Set Permission**\n- **Purpose:** Make the file publicly accessible.  \n- **Functionality:** Sets file permissions to `Anyone with the link can view`.  \n- **Output:** Provides a sharable `webViewLink`.\n"
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        "content": "## 📄 **7. Google Sheets**\n- **Purpose:** Log successful conversions.  \n- **Functionality:** Appends a row with:\n  - `URL` → Original Tiktok link  \n  - `Drive_URL` → Sharable Google Drive MP4 link  \n- **Output:** Saves a permanent log of successful downloads."
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        "content": "## ⏱️ **8. Wait**\n- **Purpose:** Delay before logging failures.  \n- **Functionality:** Pauses workflow execution to avoid instant sheet logging when API errors occur.  \n- **Output:** Prevents rapid consecutive writes to Google Sheets."
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        "content": "## 📑 **9. Google Sheets Append Row**\n- **Purpose:** Log failed conversions.  \n- **Functionality:** Appends a row with:\n  - `URL` → Original Tiktok link  \n  - `Drive_URL` → `N/A` (indicating download failure)  \n- **Output:** Tracks failed attempts separately.\n"
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      "name": "TikTok RapidAPI Request",
      "type": "n8n-nodes-base.httpRequest",
      "onError": "continueRegularOutput",
      "position": [
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            {
              "name": "x-rapidapi-host",
              "value": "tiktok-download-audio-video.p.rapidapi.com"
            },
            {
              "name": "x-rapidapi-key",
              "value": "your key"
            }
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        "content": "# 📥 TikTok to MP4 Converter Automation\n\nThis **n8n** workflow automates the process of converting TikTok videos to MP4 format, uploading them to Google Drive, and logging the results into Google Sheets.\n\n## ✅ Features\n\n- 🔗 Accepts TikTok video URLs via a public form  \n- 🌐 Uses [RapidAPI TikTok Downloader](https://rapidapi.com/PrineshPatel/api/tiktok-download-audio-video) to fetch downloadable MP4 links  \n- ⬇️ Downloads the MP4 video (without watermark)  \n- ☁️ Uploads the video to Google Drive  \n- 🔓 Sets file permission to \"Anyone with the link can view\"  \n- 📄 Appends successful conversions (URL + Drive link) to Google Sheets  \n- ❌ Logs failed conversions with `Drive_URL` marked as `N/A`  \n- ⏱️ Includes a delay before logging failures to avoid rapid sheet writes  \n\n## 📊 Outputs\n\n- **Google Drive Link**: Publicly shareable MP4 video URL  \n- **Google Sheets Log**: Permanent record of all conversion attempts  \n\n"
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