curl --request POST \
  --url https://api.shoppex.io/dev/v1/resellers/{id}/stock-purchases \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "product_id": "<string>",
  "quantity": 123,
  "variant_id": "<string>"
}
'

{
  "data": {}
}