e lock time
  "vin" : [                          (json array)
    {                                (json object)
      "coinbase" : "hex",            (string, optional) The coinbase value (only if coinbase transaction)
      "txid" : "hex",                (string, optional) The transaction id (if not coinbase transaction)
      "vout" : n,                    (numeric, optional) The output number (if not coinbase transaction)
      "scriptSig" : {                (json object, optional) The script (if not coi