curl --location --request POST 'https://demo.myshopify.com//admin/api//inventory_levels/adjust.json?available_adjustment=&inventory_item_id=&location_id='
{
"inventory_level": {
"inventory_item_id": 808950810,
"location_id": 655441491,
"available": 6,
"updated_at": "2023-01-03T13:03:33-05:00",
"admin_graphql_api_id": "gid://shopify/InventoryLevel/655441491?inventory_item_id=808950810"
}
}