gistfile1.txt

### Keybase proof

I hereby claim:

  * I am gubancai on github.

  * I am vlife (https://keybase.io/vlife) on keybase.

  * I have a public key ASDr3uYV7_4nAppsC8Ve8rd5F2TDWgdV9hV5wO-1UDtDdgo

To claim this, I am signing this object:

```json

{

  "body": {

    "key": {

      "eldest_kid": "0120ebdee615effe27029a6c0bc55ef2b7791764c35a0755f61579c0efb5503b43760a",

      "host": "keybase.io",

      "kid": "0120ebdee615effe27029a6c0bc55ef2b7791764c35a0755f61579c0efb5503b43760a",

      "uid": "1cb4fc21c4c3ac6d20640ccb32fec919",

      "username": "vlife"

    },

    "merkle_root": {

      "ctime": 1568258920,

      "hash": "12b78ce81a3f5c8aa7f64d90fb1117d7cb9c6be2b01a013774ee1624299220eac13ee77a6ccdca3aa73b2610d1334960b64711f9cd4d2b205eeff1c0587c02c7",

      "hash_meta": "9a73832938ed3416dbe87200eab22487b015b0acb680a9b6a9a1528c87e61b47",

      "seqno": 6876553

    },

    "service": {

      "entropy": "i00NAER6eCmQD4yIE8FlAPnw",

      "name": "github",

      "username": "gubancai"

    },

    "ty