ping_tx - 连通测试

使用ping_tx指令测试blockchain.info的websocket服务的连通性，附带反馈最新交易数据。

请求

{
  "op":"ping_tx"
}

响应

如果服务正常，将返回utx指令：

{
  "op":"utx"
  ....
}

示例代码

通过websocket连接发送ping_tx指令：

{
  "op":"ping_tx"
}

响应结果如下：

{ 
  "op" : "utx", 
  "x" : { 
    "lock_time" : 0, 
    "ver" : 1, 
    "size" : 256, 
    "inputs" : [ { 
      "sequence" : 4294967295, 
      "prev_out" : { 
        "spent" : true, 
        "tx_index" : 445123473, 
        "type" : 0, 
        "addr" : "1HckjUpRGcrrRAtFaaCAUaGjsPx9oYmLaZ", 
        "value" : 710733, 
        "n" : 0, 
        "script" : "76a914b64513c1f1b889a556463243cca9c26ee626b9a088ac" 
      }, 
      "script" : "47304402204c2ccb73d82d70b99d2acc0d8e097126e4055712a0df79cf45cf2ac02a569b79022064fd7af77aa5d6cd2ad4da0c3ed96d2a6306b48d894d988efcd97ddccc015d220121030651e1d15ae9a284ffd712885529d3344db3700be756e6c22c56a6c1b57d359d" 
    } ], 
    "time" : 1557717225, 
    "tx_index" : 446714790, 
    "vin_sz" : 1, 
    "hash" : "b0ff4863e6182bbeb8e9240a909f5814187c87bb18a30022f05e4249e8ed09d5", 
    "vout_sz" : 3, 
    "relayed_by" : "0.0.0.0", 
    "out" : [ { 
      "spent" : false, 
      "tx_index" : 446714790, 
      "type" : 0, 
      "addr" : "1HckjUpRGcrrRAtFaaCAUaGjsPx9oYmLaZ", 
      "value" : 693987, 
      "n" : 0, 
      "script" : "76a914b64513c1f1b889a556463243cca9c26ee626b9a088ac" 
    }, { 
      "spent" : false, 
      "tx_index" : 446714790, 
      "type" : 0, 
      "addr" : "1N6eMsUbYPgSwYsEosSeRCrr9rvfjtCtKU", 
      "value" : 546, 
      "n" : 1, 
      "script" : "76a914e76be85e177a3b85c2072d73f29a8824847925c288ac" 
    }, { 
      "spent" : false, 
      "tx_index" : 446714790, 
      "type" : 0, 
      "addr" : null, 
      "value" : 0, 
      "n" : 2, 
      "script" : "6a146f6d6e69000000000000001f00000017676cc770" 
    } ] 
  } 
}