curl --request GET \
  --url https://api.kallabot.com/v1/knowledge/sheet-columns \
  --header 'Authorization: Bearer <token>'

const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

fetch('https://api.kallabot.com/v1/knowledge/sheet-columns', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://api.kallabot.com/v1/knowledge/sheet-columns"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.text)

{
  "spreadsheet_id": "<string>",
  "sheet": "<string>",
  "title": "<string>",
  "columns": [
    {
      "letter": "<string>",
      "header": "<string>"
    }
  ],
  "rows": 123
}

{
  "type": "https://docs.kallabot.com/errors/unsupported_api_version",
  "title": "Kallabot-Version names a version this API doesn't have",
  "status": 400,
  "code": "unsupported_api_version",
  "retryable": false
}

{
  "type": "https://docs.kallabot.com/errors/unauthenticated",
  "title": "Missing or invalid API key",
  "status": 401,
  "code": "unauthenticated",
  "retryable": false
}

{
  "type": "https://docs.kallabot.com/errors/insufficient_scope",
  "title": "The key lacks a required scope",
  "status": 403,
  "code": "insufficient_scope",
  "retryable": false
}

{
  "type": "https://docs.kallabot.com/errors/invalid_request",
  "title": "One or more fields are not valid",
  "status": 422,
  "code": "invalid_request",
  "retryable": false
}

{
  "type": "https://docs.kallabot.com/errors/sdk_version_unsupported",
  "title": "This SDK release is switched off: upgrade the SDK",
  "status": 426,
  "code": "sdk_version_unsupported",
  "retryable": false
}

{
  "type": "https://docs.kallabot.com/errors/rate_limited",
  "title": "Too many requests",
  "status": 429,
  "code": "rate_limited",
  "retryable": true
}

{
  "type": "https://docs.kallabot.com/errors/internal_error",
  "title": "Something went wrong on our side",
  "status": 500,
  "code": "internal_error",
  "retryable": true
}