Extrinsic 47674-1

{
  "heartbeat": {
    "blockNumber": 47672,
    "sessionIndex": 794,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x3e6bc5e29889e34a5a5c2006af14d3a8b89334c1575a4d51dd9f2dac66891d577ef4ebb562fd1f1458213a92c2ea6ef6d15c413ce55533dd785f561384eb6181"
}