Extrinsic 31599-1

{
  "heartbeat": {
    "blockNumber": 31598,
    "sessionIndex": 526,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xe08a72f65a9a01e609618cb6863b91a860b351af1276e251330e766c2679a37d91d39e9d34d17511e1503fc9b91d5eabf9ab2ddc80f3d5488e7f3207a11d2b8c"
}