Extrinsic 40896-1

{
  "heartbeat": {
    "blockNumber": 40894,
    "sessionIndex": 681,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x40f4acb8ba30ffd5adce30e56efb265fe15dc9bc933c227d5ecdfae20b1dd21d5f55033cf82158bcf11ed5903b4639ce24da311f9ab10592500643f950f0ce8d"
}