Extrinsic 108105-1

{
  "heartbeat": {
    "blockNumber": 108104,
    "sessionIndex": 1801,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x1605d7462ef256e47f0e53255469d85b5fdb8ec3fa154e4302ef4cd8d167a04c4a8dfc3354e6a9a41b3747b1a5c4b8d761d72ef78391ca7efd20da105a30d181"
}