Extrinsic 49644-1

{
  "heartbeat": {
    "blockNumber": 49642,
    "sessionIndex": 827,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x768c19951677d220094e8bc2dbc3f10de41f11cf6e04040659e57c413cbfb85c2d5072b8fe4416cba1ab5e7fb2749c11213d30b399e296a6968f2b1e7b115e85"
}