Extrinsic 53195-1

{
  "heartbeat": {
    "blockNumber": 53194,
    "sessionIndex": 886,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xdcc22cb20161af3a17585764fd637e44209a8b30af66c7f364fb772e1ea03435b941fae69d0b51aa37ba13d31b5d4da4e943d9332dbd7789b964056aca228d8e"
}