Extrinsic 24397-1

{
  "heartbeat": {
    "blockNumber": 24395,
    "sessionIndex": 406,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x4691390aa41e6967c346dd0dcbee7b7ffb28a1ef31c95dca23d4f821f12f246b8be0e7a9d3e48ae2f1a6d467a2f0c3a97fd33d88915dc02e410d39402543da85"
}