Extrinsic 49241-1

{
  "heartbeat": {
    "blockNumber": 49240,
    "sessionIndex": 820,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x8691d7d03a3a39d0f293f8a2bea2f13db11fdf05c62b56042a4182fddca73f002dcbaddcc2dcfa8247cd7eb0086a0c1c4dab812c9955da35353e8ea2f55c4180"
}