Extrinsic 99399-1

{
  "heartbeat": {
    "blockNumber": 99398,
    "sessionIndex": 1656,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xfca204a473b7fa20ca0d341bdd976e08d9987e18ef6674b3c5af065719dcb7641e3a3deb943f8e1290c7cbd4f53a1933d3a6668cd2d28d10ae6e0d78495f2480"
}