 in BTC
    },
    {
      "data": "hex"        (obj, optional) A key-value pair. The key must be "data", the value is hex encoded data
    }
    ,...                     More key-value pairs of the above form. For compatibility reasons, a dictionary, which holds the key-value pairs directly, is also
                             accepted as second parameter.
   ]
3. locktime                  (numeric, optional, default=0) Raw locktime. Non-0 value also locktime-activates inputs
                             