curl --request GET \
  --url https://omnicommerce.sg/api/v1/promotions \
  --header 'Authorization: Bearer <token>'

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

fetch('https://omnicommerce.sg/api/v1/promotions', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://omnicommerce.sg/api/v1/promotions"

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

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

print(response.text)

{
  "items": [
    {}
  ],
  "summary": {},
  "pagination": {
    "offset": 123,
    "limit": 123,
    "total": 123,
    "hasMore": true,
    "nextOffset": 123,
    "maxLimit": 123,
    "defaultLimit": 123
  },
  "hasMore": true,
  "nextOffset": 123
}