Extrinsic 109207-1

{
  "heartbeat": {
    "blockNumber": 109206,
    "sessionIndex": 1820,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xde168672de11384861957c39540b79522f03c408f17035a4c9b2d47cb49f40158ef132fd1522f246442290a9c93772001d47bc37742fe6a64dc563ffaae32b8e"
}