curl --location --request POST 'https://demo.myshopify.com//admin/api//collects.json'
{
"collect": {
"id": 1071559576,
"collection_id": 841564295,
"product_id": 921728736,
"created_at": "2023-01-03T12:45:21-05:00",
"updated_at": "2023-01-03T12:45:21-05:00",
"position": 2,
"sort_value": "0000000002"
}
}