Create order
POST https://api.vivapayments.com/resellers/v1/orders
Request Body
{"amount"=>nil, "email"=>"string", "phone"=>"string", "productId"=>nil, "fullName"=>"string", "merchantId"=>nil, "countryCode"=>"string", "requestLang"=>"string", "currencyCode"=>"string", "merchantTrns"=>"string", "customerTrns"=>"string", "targetWalletId"=>nil, "disableExactAmount"=>true, "resellerSourceCode"=>"string"}