Extrinsic 405802-1

{
  "heartbeat": {
    "blockNumber": 405801,
    "sessionIndex": 6763,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xa48b6028c1bfe5c05048daf1b6344f9e946f843bd89c047a60413da396391c607abcabcc0bebec9c1436d13623843e16374c872dedcc53f4af99bc29ea6e778f"
}