ping_block - 连通测试

使用ping_block指令测试blockchain.info的websocket服务的连通性，附带反馈最新区块数据。

请求

{
  "op":"ping_block"
}

响应

如果服务正常，将返回block指令：

{
  "op":"block"
  ....
}

示例代码

通过websocket连接发送ping_block指令：

{
  "op":"ping_block"
}

响应结果如下：

{ 
  "op" : "block", 
  "x" : { 
    "txIndexes" : [ 446712293, 446711894, 446712016, 446712056, 446711428, 446712020, 
      446712102, 446712123, 446712139, 446712163, 446711971, 446711502, 446712115, 
      446711988, 446711959, 446712108, 446711953, 446711515, 446711981, 446711512, 
      446711839, 446712001, 446712114, 446711968, 446711433, 446711996, 446711479, 
      ...
    ], 
    "nTx" : 2575, 
    "totalBTCSent" : 1665303217582, 
    "estimatedBTCSent" : 56901939072, 
    "reward" : 0, 
    "size" : 1170588, 
    "weight" : 3992463, 
    "blockIndex" : 1763195, 
    "prevBlockIndex" : 1763194, 
    "height" : 575775, 
    "hash" : "0000000000000000001540adeae69cbb8080c9ed9181c2b95c7852d94193a916", 
    "mrklRoot" : "e120ebb53203527c7a5389cd5281ebfd0779b5468d2ac4414af01e83a889fe73", 
    "version" : 536870912, 
    "time" : 1557716612, 
    "bits" : 388628280, 
    "nonce" : 974296378, 
    "foundBy" : { 
      "description" : "BitFury", 
      "ip" : "0.0.0.0", 
      "link" : "http://bitfury.com/", 
      "time" : 1557716612 
    } 
  } 
}