Extrinsic 24406-1

{
  "heartbeat": {
    "blockNumber": 24404,
    "sessionIndex": 406,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x0003b1d4af26ec81fac4515f0bd3fef76379e73534253346fc271ec8b0d51b6bc7e9359009e657c295c204d08bd69bb2fd0312d866418f3904bcc325ac917f80"
}