Service节点手册

主要功能

与 public node 相连，提供所有的账本的实时同步功能；提供一套全新的访问接口，可以对外提供SWTC公链相关的API与RPC调用。

命令行参数

- 参数配置类
    -data_dir， 指定帐本存放目录，默认为当前目录
    -database_name， 指定帐本数据库目录名，默认为"jingtum.db"
    -endpoint, 指定连接的public node的地址，默认为测试环境的一个public node的地址，即"ws://ts.jingtum.com:5020"
    -thread_count, 指定同步帐本的线程数量，默认为8
- 帐户管理类
    account list， 列出本地帐户相关情况
    account generate [-nickname]， 生成新的本地帐户，可指定新帐户的nickname
- 启动服务类
    -sync, 启动帐本实时同步功能，默认为true
    -api, 启动JSON REST API服务，默认为false
    -apiaddr, 设定启动的JSON REST API服务的地址，默认为"localhost"
    -apiport, 设定启动的JSON REST API服务的端口，默认为7544
    -rpc, 启动JSON RPC API服务，默认为false
    -rpcaddr, 设定启动的JSON RPC API服务的地址，默认为"localhost"
    -rpcport, 设定启动的JSON RPC API服务的端口，默认为7545

JSON RPC API Reference

JSON RPC API
- JSON-RPC methods

jt_syncing

返回同步状态数据对象或false

Parameters 参数

无

Returns 返回值

Object|Boolean, 一个带有同步状态数据的对象。当未同步时，返回结果为FALSE:
- startingBlock: QUANTITY - import指令开始的区块（仅在同步信号到达其顶部时会被重置）
- currentBlock: QUANTITY - 当前区块, 同 jt_blockNumber
- highestBlock: QUANTITY - 预估最高区块

Example 举例

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_syncing","params":[],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id":1,
  "jsonrpc":"2.0",
  "result":
    {
      "currentBlock":4599,
      "highestBlock":850088,
      "startingBlock":20
    },
  "status":"success"
}

// Or when not syncing 未同步时的结果
{
  "id":1,
  "jsonrpc": "2.0",
  "result": false,
  "status": "success"
}

jt_blockNumber

返回最新区块的编号

Parameters 参数

无

Returns 返回值

QUANTITY - 客户端运行的当前区块编号.

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_blockNumber","params":[],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id":1,
  "jsonrpc": "2.0",
  "result": 112948,
  "status": "success"
}

jt_getBalance

返回给定地址的帐户余额

Parameters 参数

DATA - 所要查询余额的地址.
QUANTITY|TAG - 区块编号, 区块哈希, 或者是字符串 "validated", "current", "closed"中的一个, 详见 default block parameter

params: [
   "j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E",
   "validated"
]

Returns 返回值

OBJECT - 当前余额和货币列表

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_getBalance","params":["j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E", "validated"],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id":1,
  "jsonrpc":"2.0",
  "result":
{
    "account":"j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E",
    "balance":"82002267",
    "coins":[
        {
            "account":"jGa9J9TkqtBcUoHe2zqhVFFbgUVED6o9or",
            "balance":"0.02",
            "currency":"CNY",
            "limit":"10000000000",
            "limit_peer":"0",
            "no_skywell":true,
            "quality_in":0,
            "quality_out":0
        }
    ],
  "ledger_hash":"6ACD74B8C7E0E9E9DE001BD98DCCA45F26CC47BE455C681CB32440BD1BF1991D",
  "ledger_index":10449036,
  "validated":true
  },
  "status":"success"
}

jt_getTransactionCount

返回某个地址sent（发起）的交易数

Parameters 参数

DATA - 地址.
QUANTITY|TAG - 区块编号, 区块哈希, 或者是字符串 "validated", "current", "closed"中的一个, 详见 default block parameter

params: [
   'j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E',
   '113199' // the block number 区块编号
]

Returns 返回值

QUANTITY - 该地址发起的交易数.

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_getTransactionCount","params":["j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E", "113199"],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
    "id":1,
    "jsonrpc":"2.0","
    result":1,
    "status":"success"
}

jt_getBlockTransactionCountByHash

返回给定哈希值所对应的区块的交易数

Parameters 参数

DATA - 区块哈希

params: [
   '4F8040D0EF9A2360DFE5E715D3991B75340DA937F5ABA00C7686B76B1F84E26E'
]

Returns 返回值

QUANTITY - 这个区块的交易数.

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_getBlockTransactionCountByHash","params":["4F8040D0EF9A2360DFE5E715D3991B75340DA937F5ABA00C7686B76B1F84E26E"],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
    "id":1,
    "jsonrpc":"2.0",
    "result":2,
    "status":"success"
}

jt_getBlockTransactionCountByNumber

返回给定编号所对应的区块的交易数

Parameters 参数

QUANTITY|TAG - 区块编号

params: [
   '0xe8', // 232
]

Returns 返回值

QUANTITY - 这个区块的交易数.

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_getBlockTransactionCountByNumber","params":["113199"],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id":1,
  "jsonrpc": "2.0",
  "result":0,
  "status":"success"
}

jt_getBlockByHash

返回哈希值所对应的区块信息

Parameters 参数

DATA, 32 Bytes - 区块哈希
Boolean - 如果参数为true，则返回整个交易对象，如果参数为false`则只返回交易哈希。

params: [
   "4F8040D0EF9A2360DFE5E715D3991B75340DA937F5ABA00C7686B76B1F84E26E",
   true
]

Returns 返回值

Object - 一个区块对象，当区块不存在时则返回null:

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_getBlockByHash","params":["4F8040D0EF9A2360DFE5E715D3991B75340DA937F5ABA00C7686B76B1F84E26E", false],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id": 1,
  "jsonrpc": "2.0",
  "result": {
    "ledger": {
      "accepted": true,
      "account_hash": "63A773D95DA86938313CEB400ADC90A6AED4C087985755E1F3596041A5226258",
      "close_time": 587650500,
      "close_time_human": "2018-Aug-15 12:15:00",
      "close_time_resolution": 10,
      "closed": true,
      "hash": "4F8040D0EF9A2360DFE5E715D3991B75340DA937F5ABA00C7686B76B1F84E26E",
      "ledger_hash": "4F8040D0EF9A2360DFE5E715D3991B75340DA937F5ABA00C7686B76B1F84E26E",
      "ledger_index": "113199",
      "parent_hash": "144C61BA96372BA427DE2C1244BD8D8F6E18810E403999599F0AC9E111E8D220",
      "seqNum": "113199",
      "totalCoins": "600000000000000000",
      "total_coins": "600000000000000000",
      "transaction_hash": "0000000000000000000000000000000000000000000000000000000000000000",
      "transactions": [
          {
            "Account": "jHb9CJAWyB4jr91VRWn96DkukG4bwdtyTh",
            "Amount": "1",
            "Destination": "j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E",
            "Fee": "12",
            "Flags": 2147483648,
            "Sequence": 362,
            "SigningPubKey": "0330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD020",
            "TransactionType": "Payment",
            "TxnSignature": "3045022100EAAE8B2E451D784CEE5406BBFE4FDA286152AC3395F672AF09689D2F85C4510D02202EF038B5DF3088A2AC097EF1617103BDDF2513FFA11D8E5E868C6465BDDADBCC",
            "date": 587199710,
            "hash": "0019A03D4D5CAC27A2B25F3E2BEBBE2B0FE68C758128481E7D50FFD2D12C6F55",
            "inLedger": 68120,
            "ledger_hash": "3B98F9DB9BA4A91A140C5ACC8E6FAA01746408938E89F7D1963AEB257228DBBA",
            "ledger_index": 68120,
            "validated": true
          }
      ]
    },
    "ledger_hash": "4F8040D0EF9A2360DFE5E715D3991B75340DA937F5ABA00C7686B76B1F84E26E",
    "ledger_index": 113199,
    "validated": true
  },
  "status": "success"
}

jt_getBlockByNumber

返回区块编号所对应的区块信息

Parameters 参数

QUANTITY|TAG - 区块编号，或者是字符串"earliest", "latest", "pending"中的一个, 正如在 default block parameter里的一样.
Boolean - 如果参数为true，则返回整个交易对象，如果参数为false`则只返回交易哈希。

params: [
    "113199",
   true
]

Returns 返回值

详见 jt_getBlockByHash

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_getBlockByNumber","params":["113199", false],"id":1}' http://localhost:7545/v1/jsonrpc

结果详见 jt_getBlockByHash

jt_getTransactionByHash

返回交易哈希请求的交易信息

Parameters 参数

DATA, 32 Bytes - 交易哈希

params: [
   "0xb903239f8543d04b5dc1ba6579132b143087c68db1b2168786408fcbce568238"
]

Returns 返回值

Object - 返回一个交易对象，当交易不存在时返回null

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_getTransactionByHash","params":["0019A03D4D5CAC27A2B25F3E2BEBBE2B0FE68C758128481E7D50FFD2D12C6F55"],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id": 1,
  "jsonrpc": "2.0",
  "result": {
    "Account": "jHb9CJAWyB4jr91VRWn96DkukG4bwdtyTh",
    "Amount": "1",
    "Destination": "j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E",
    "Fee": "12",
    "Flags": 2147483648,
    "Sequence": 362,
    "SigningPubKey": "0330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD020",
    "TransactionType": "Payment",
    "TxnSignature": "3045022100EAAE8B2E451D784CEE5406BBFE4FDA286152AC3395F672AF09689D2F85C4510D02202EF038B5DF3088A2AC097EF1617103BDDF2513FFA11D8E5E868C6465BDDADBCC",
    "date": 587199710,
    "hash": "0019A03D4D5CAC27A2B25F3E2BEBBE2B0FE68C758128481E7D50FFD2D12C6F55",
    "inLedger": 68120,
    "ledger_hash": "3B98F9DB9BA4A91A140C5ACC8E6FAA01746408938E89F7D1963AEB257228DBBA",
    "ledger_index": 68120,
    "validated": true
  },
  "status": "success"
}

jt_getTransactionByBlockHashAndIndex

返回区块哈希和交易索引所对应的交易信息

Parameters 参数

DATA, 32 Bytes - 区块哈希.
QUANTITY - 交易索引.

params: [
   "3B98F9DB9BA4A91A140C5ACC8E6FAA01746408938E89F7D1963AEB257228DBBA",
   "0"
]

Returns 返回值

详见 jt_getTransactionByHash

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_getTransactionByBlockHashAndIndex","params":["3B98F9DB9BA4A91A140C5ACC8E6FAA01746408938E89F7D1963AEB257228DBBA", "0"],"id":1}' http://localhost:7545/v1/jsonrpc

结果详见 jt_getTransactionByHash

jt_getTransactionByBlockNumberAndIndex

返回区块编号和交易索引所对应的交易信息.

Parameters 参数

QUANTITY|TAG - 区块编号，或者是字符串"earliest", "latest", "pending"中的一个, 正如在 default block parameter里的一样.
QUANTITY - 交易索引.

params: [
   "68120",
   "0"
]

Returns 返回值

详见 jt_getTransactionByHash

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_getTransactionByBlockNumberAndIndex","params":["68120", "0"],"id":1}' http://localhost:7545/v1/jsonrpc

结果详见 jt_getTransactionByHash

jt_getTransactionReceipt

返回交易哈希所对应的交易收据.

注意无法获得正在进行中的交易的收据.

Parameters 参数

DATA, 32 Bytes - 交易哈希

params: [
   "0019A03D4D5CAC27A2B25F3E2BEBBE2B0FE68C758128481E7D50FFD2D12C6F55"
]

Returns 返回值

Object - 返回一个交易收据对象，当收据不存在时返回null

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_getTransactionReceipt","params":["0019A03D4D5CAC27A2B25F3E2BEBBE2B0FE68C758128481E7D50FFD2D12C6F55"],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id": 1,
  "jsonrpc": "2.0",
  "result": {
    "AffectedNodes": [
      {
        "ModifiedNode": {
          "FinalFields": {
            "Account": "jHb9CJAWyB4jr91VRWn96DkukG4bwdtyTh",
            "Balance": "244499999099995309",
            "Flags": 0,
            "OwnerCount": 0,
            "Sequence": 363
          },
          "LedgerEntryType": "AccountRoot",
          "LedgerIndex": "2B6AC232AA4C4BE41BF49D2459FA4A0347E1B543A4C92FCEE0821C0201E2E9A8",
          "PreviousFields": {
            "Balance": "244499999099995322",
            "Sequence": 362
          },
          "PreviousTxnID": "79EA2CCE7B64AADCC02CB252AE3E2E375BBEEB11A61A16B2634C4CDE54EA74CE",
          "PreviousTxnLgrSeq": 68120
        }
      },
      {
        "ModifiedNode": {
          "FinalFields": {
            "Account": "j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E",
            "Balance": "200000346",
            "Flags": 0,
            "OwnerCount": 0,
            "Sequence": 1
          },
          "LedgerEntryType": "AccountRoot",
          "LedgerIndex": "BA84D071F8AB10AA7FBA28E04EF1E75A2D36362B85BFC494FCF257C5960C8A09",
          "PreviousFields": {
            "Balance": "200000345"
          },
          "PreviousTxnID": "79EA2CCE7B64AADCC02CB252AE3E2E375BBEEB11A61A16B2634C4CDE54EA74CE",
          "PreviousTxnLgrSeq": 68120
        }
      },
      {
        "ModifiedNode": {
          "FinalFields": {
            "Account": "jBbRz4Erf7j4oBboXcChKWVgX5HhymygLT",
            "Balance": "4332",
            "Flags": 0,
            "OwnerCount": 0,
            "Sequence": 362
          },
          "LedgerEntryType": "AccountRoot",
          "LedgerIndex": "F88E3CB9279ED427BB4CF37D13840A0728489CC273AE92A5C05D5390B1FF5F2A",
          "PreviousFields": {
            "Balance": "4320",
            "Sequence": 361
          },
          "PreviousTxnID": "79EA2CCE7B64AADCC02CB252AE3E2E375BBEEB11A61A16B2634C4CDE54EA74CE",
          "PreviousTxnLgrSeq": 68120
        }
      }
    ],
    "TransactionIndex": 249,
    "TransactionResult": "tesSUCCESS",
    "hash": "0019A03D4D5CAC27A2B25F3E2BEBBE2B0FE68C758128481E7D50FFD2D12C6F55"
  },
  "status": "success"
}

jt_accounts

返回客户端所拥有的地址列表.

Parameters 参数

无

Returns 返回值

Array of DATA, 20 Bytes - 客户端所拥有的所有地址

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_accounts","params":[],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id": 1,
  "jsonrpc": "2.0",
  "result": [
    "jPtkTgG9o4Jfq6w5G6FaNGgEnVRsSNoUuB",
    "jfRiTK5t9uBcmfYp5B95q5k3oggdwGLcSv",
    "j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E"
  ],
  "status": "success"
}

jt_sign

通过给消息添加前缀，使得计算出的签名可以被识别成Skywell特定签名.

Parameters 参数

账户，信息

DATA - 地址
DATA, N Bytes - 要签名的消息

Returns 返回值

DATA: 签名

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_sign","params":["j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E","0xdeadbeaf"],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id": 1,
  "jsonrpc": "2.0",
  "result": "0x30450221008D119BA6ABB97D5A541D0BD5649AA0DC35E00C19E5C381A15611CD38E933B18902201E76D713F7966A1F1BAC6EFB87D0953F8697EB6DFE485F434F34D959ACD74FED",
  "status": "success"
}

jt_sendTransaction

创建一个新交易，签名，并提交交易.

Parameters 参数

Object - 交易对象
from: DATA - 交易发起一方的地址
to: DATA - (当创建新交易时可选) 交易所指向的地址。
fee: QUANTITY - (可选，默认12) 执行交易所需提供的交易费用.
value: QUANTITY - (可选) 整数交易金额.

params: [
    {
        "from":"jHb9CJAWyB4jr91VRWn96DkukG4bwdtyTh",
        "to":"j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E",
        "value":"1"
    }
]

Returns 返回值

DATA, 32 Bytes - 返回交易哈希，当交易不存在时返回0哈希.

使用 jt_getTransactionReceipt 来获取交易收据

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_sendTransaction","params":[{"from":"jHb9CJAWyB4jr91VRWn96DkukG4bwdtyTh","to":"j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E","value":"1"}],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id": 1,
  "jsonrpc": "2.0",
  "result": [
    "637FE35E7ECEDA862A1C51596945F69444C169796197CC174F449C176116395D"
  ],
  "status": "success"
}

jt_signTransaction

创建并签署一个交易

Parameters 参数

Object - 交易对象
from: DATA - 交易发起一方的地址
to: DATA - (当创建新交易时可选) 交易所指向的地址。
fee: QUANTITY - (可选，默认12) 执行交易所需提供的交易费用.
value: QUANTITY - (可选) 整数交易金额.

params: [
    {
        "from":"jHb9CJAWyB4jr91VRWn96DkukG4bwdtyTh",
        "to":"j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E",
        "value":"1"
    }
]

Returns 返回值

DATA - 十六进制的签名交易.

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_signTransaction","params":[{"from":"jHb9CJAWyB4jr91VRWn96DkukG4bwdtyTh","to":"j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E","value":"1"}],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id": 1,
  "jsonrpc": "2.0",
  "result": [
    "120000228000000024000003FB61400000000000000168400000000000000C73210330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD0207446304402207268AD2FC68CD6AB8157F5BD0B0884F37DFF18D01E5414D6A277E33D4328D2BD02205502FDFFF00B7F1F9D7EB75329F65B50E619B6E1F9D24BE0D65F862419398A178114B5F762798A53D543A014CAF8B297CFF8F2F937E883145D2221763934C9380F43168B760199AC8C4DC074"
  ],
  "status": "success"
}

jt_sendRawTransaction

提交十六进制格式的原始交易

Parameters 参数

DATA, 签署后的交易数据.

params: ["120000228000000024000003FB61400000000000000168400000000000000C73210330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD0207446304402207268AD2FC68CD6AB8157F5BD0B0884F37DFF18D01E5414D6A277E33D4328D2BD02205502FDFFF00B7F1F9D7EB75329F65B50E619B6E1F9D24BE0D65F862419398A178114B5F762798A53D543A014CAF8B297CFF8F2F937E883145D2221763934C9380F43168B760199AC8C4DC074"]

Returns 返回值

DATA - 返回交易哈希，当交易不存在时返回0哈希.

在交易生效后，使用 jt_getTransactionReceipt 来获取交易收据

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_sendRawTransaction","params":["120000228000000024000003FB61400000000000000168400000000000000C73210330E7FC9D56BB25D6893BA3F317AE5BCF33B3291BD63DB32654A313222F7FD0207446304402207268AD2FC68CD6AB8157F5BD0B0884F37DFF18D01E5414D6A277E33D4328D2BD02205502FDFFF00B7F1F9D7EB75329F65B50E619B6E1F9D24BE0D65F862419398A178114B5F762798A53D543A014CAF8B297CFF8F2F937E883145D2221763934C9380F43168B760199AC8C4DC074"],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
  "id": 1,
  "jsonrpc": "2.0",
  "result": [
    "15392C8703C7141F3604C6DF251E5FB361FA3DF7B835843EF007EA51508FF77D"
  ],
  "status": "success"
}

jt_account

查询帐户历史交易

Parameters 参数

STRING - 所要查询余额的地址.
INT - 起始页号，可省略，默认为0
INT - 每页交易数, 可省略，默认为所有
BOOL - 是否最新的交易在前边，可省略，默认为true
STRING - 交易方向，可省略，默认为'both',有'in', 'out'可选

params: ["j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E", 0, 2, true, "in"]

Returns 返回值

LIST - 交易列表

Example 例子

// Request 请求
curl -X POST --data '{"jsonrpc":"2.0","method":"jt_account","params":["j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E", 0, 2, true, "in"],"id":1}' http://localhost:7545/v1/jsonrpc

// Result 结果
{
    "id": 1,
    "jsonrpc": "2.0",
    "result": [
        {
            "amount": "1",
            "date": "2018-09-27T12:49:00+08:00",
            "from_address": "jHb9CJAWyB4jr91VRWn96DkukG4bwdtyTh",
            "hash": "2EBDD99F0030C42127A7EB151F4852CC45F0CBADE7AB3A9B0321845C7EDCA826",
            "to_address": "j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E",
            "type": "Payment"
        },
        {
            "amount": "1000000000000",
            "date": "2018-09-27T12:30:40+08:00",
            "from_address": "jHb9CJAWyB4jr91VRWn96DkukG4bwdtyTh",
            "hash": "6E7751B22E630888C89AFF087D8A0197BA84704F19E7865611A2124C1CE8DE01",
            "to_address": "j9VSrHSiZPiJBPUS6iwYiT8yfy8iFbeR4E",
            "type": "Payment"
        }
    ],
    "status": "success"
}

The default block parameter 默认区块参数

以下方法有额外的默认区块参数

jt_getBalance
jt_getTransactionCount

当请求以太的状态时，最后一个默认区块参数决定区块的高度.

以下可能是默认区块参数:

Block Number String - 区块编号，整数
Block Hash String - 区块哈希，字符串
String "current" - 表示当前区块
String "validated" - 最新生效的区块
String "closed" - 最近关闭的区块