Refund buyer and stop trade (by Seller)

POST {{baseUrl}}/tradechain/ConfirmRefund

Seller can cancel the market trade after bid/buy by refunding the seller
Escrow from buyer is returned back to the buyer
Escrow from seller is returned back to the seller (optional: penalties can be imposed)
End transaction state = Escrow returned, smart contract cancelled and become inactive

HEADERS

KeyDatatypeRequiredDescription
ApiKeystring