curl --request POST \
  --url https://omnicommerce.sg/api/v1/promotions/{promotionId}/sync \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "marketplace": "shopee"
}
'

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({marketplace: 'shopee'})
};

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

import requests

url = "https://omnicommerce.sg/api/v1/promotions/{promotionId}/sync"

payload = { "marketplace": "shopee" }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "ok": true,
  "queued": true,
  "syncBatchId": "<string>",
  "marketplaces": [
    "<string>"
  ],
  "jobId": "<string>"
}