Extrinsic 24707-1

{
  "heartbeat": {
    "blockNumber": 24706,
    "sessionIndex": 411,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xb88f04ea086e19c828e37e48502f4dade37491d33d44144cdb3043e1e4645e5c21bb26457f8bc63dcfac9322d27d6f940a193afae4bad34fb131b472b8484186"
}