curl -X POST "https://dash.joinmarkt.com/api/merchant/v1/stores/STORE_ID/themes/apply" \
  -H "Authorization: Bearer $JOIN_MARKT_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"themeId":"example themeId","themeSlug":"example themeSlug"}'

const res = await fetch("https://dash.joinmarkt.com/api/merchant/v1/stores/STORE_ID/themes/apply", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.JOIN_MARKT_API_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "themeId": "example themeId",
    "themeSlug": "example themeSlug"
  }),
})
const data = await res.json()

import os, requests

res = requests.post(
    "https://dash.joinmarkt.com/api/merchant/v1/stores/STORE_ID/themes/apply",
    headers={"Authorization": f"Bearer {os.environ['JOIN_MARKT_API_KEY']}"},
    json={
      "themeId": "example themeId",
      "themeSlug": "example themeSlug"
    },
)
data = res.json()

{}

{
  "error": "Product not found",
  "code": "NOT_FOUND"
}

{
  "error": "Product not found",
  "code": "NOT_FOUND"
}

{
  "error": "Product not found",
  "code": "NOT_FOUND"
}

{
  "error": "Product not found",
  "code": "NOT_FOUND"
}