2.3.5.1.Variant

Variant stock call operation is PUT and will update the stock of the specific product.
 

TEST - https://testapi.fastcheckout.com/api/stock/variant
LIVE - https://liveapi.fastcheckout.com/api/stock/variant

 
JSON Structure

{
  //required valid int even if send as string
  "product_id": "2",
  //required valid int even if send as string
  "stock": "10",
}
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