Extrinsic 108699-1

{
  "heartbeat": {
    "blockNumber": 108697,
    "sessionIndex": 1811,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x1847957bf9bf85ea4158583c53f060934eeb423b3412e909223677121a1d815cd7830ec13063693780033296fe241a31925b11b9834a9302a81c4fa7d25b618a"
}