N8N cutting/truncating ?param on webhook trigger

Questions
1

Describe the problem/error/question

When I send base64 via a GET request to the webhook trigger, it severely cuts it off.

Information on your n8n setup

  • n8n version:
    latest
  • Database (default: SQLite):
    sqlite
  • n8n EXECUTIONS_PROCESS setting (default: own, main):
    default
  • Running n8n via (Docker, npm, n8n cloud, desktop app):
    docker
  • Operating system:
    ubuntu 22.04
2

See photos at Imgur: The magic of the Internet for reference

3

@jaspermayone , I suspect your base64 encoded string contains characters invalidating the URL. To make sure the string is valid you need to use not just base64 encoded string but base64URL encoded. Those a slightly different versions of base64 encryption. The later is URL-safe.

4

Thank you for your reply @ihortom! Yea I probably need to make this url safe. Do you know how to do that in apple shortcuts?