Extrinsic 6693-1

{
  "heartbeat": {
    "blockNumber": 6692,
    "sessionIndex": 111,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xa4678dac07425577fa5738614a248537132e6bd5e7aaa4e4b4b7200c24e63621142ab20e99cabc3c130129f4ebdc1bbf57a83c2b4cba7c0abf85f235f618518a"
}