// import fmt package
fmt := import("fmt")
// import exchange package
exch := import("exchange")


load := func() {
   // retrieve account information from exchange and store in info variable
   // withdrawcrypto
   // 1: Exchange name
   // 2: currency
   // 3: address
   // 4: address tag
   // 5: amount
   // 6: fee amount
   // 7: description

   // 'ctx' is already defined when we construct our bytecode from file.
   // To add debugging information to the request, see verbose.gct. To add account credentials, see account.gct
   info := exch.withdrawcrypto(ctx, "BTC Markets", "BTC", "1234562362", "1231", 1.0, 0.0, "")
   if is_error(info) {
      // handle error
   }
   // print out info
   fmt.println(info)
}

load()