Extrinsic 10510-1

{
  "heartbeat": {
    "blockNumber": 10508,
    "sessionIndex": 175,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0xcc4d63d74fd9b52c5344a0f02d3d8cdacc3a1bcadd19367dd2050ea227fb8015d11d6bfaa5ceaa7559265206efba871fb7cd4d80efeac1b7642b92e05be7e686"
}