Cancel Instrumentpost https://uat-api.wpay.com.au/wpay-npp-payto/merchant-gateway/merchants/{merchantId}/instruments/{instrumentId}/cancelPath ParamsmerchantIdstringrequiredinstrumentIdstringrequiredHeadersx-request-idstringrequiredResponses 204Successful 400Bad Request 401Unauthorized 403Forbidden 500Internal Server ErrorUpdated about 1 month ago