Extrinsic 108699-2

{
  "heartbeat": {
    "blockNumber": 108697,
    "sessionIndex": 1811,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x447816399036f7e1064042d9b04de41bc7df01b01c82bf720b0ac711a0c25f2b129aef5752509e9f90bce0854f7acde0250187a495e4d68769624789d4620f8d"
}