Extrinsic 16233-1

{
  "heartbeat": {
    "blockNumber": 16232,
    "sessionIndex": 270,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xde65001eed699f1441b41fbf3b10f70cbc7c5b0aae68affc56f1bd4eee0f8a722c975cadf2ea190dc997b295a003d4e83072efb6a4abac0f57f31bd9e176ef8a"
}