Extrinsic 67752-1

{
  "heartbeat": {
    "blockNumber": 67751,
    "sessionIndex": 1129,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xecb5b1c6c3c09a35e5cb3791f9bd84ac2f065dc8882f5ccd99e35a7436a48862a781aaf2ddac51275e916d30d80ad47fe701a8b9c7b10ba630ff5dd07815868e"
}