Extrinsic 108924-1

{
  "heartbeat": {
    "blockNumber": 108922,
    "sessionIndex": 1815,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x66557b48c645fa931e53c5f1f280ea1435429856bc1b8a3ff7c748fe51d211223d6d2b99372dccb21d4a51675d588b90df2ecb9bdd15b80d4fafb6ca99adf183"
}