code: def claim(ctx, vestingid, account, amount):
      
      vesting = Vesting(vestingid)
      if amount:
          amount = Amount(float(amount), "BTS")
      else:
          amount = vesting.claimable
      print_tx(
          ctx.bitshares.vesting_balance_withdraw(
              vesting["id"], amount=amount, account=vesting["owner"]
          )
      )
docs: Claim funds from the vesting balance