Extrinsic 24026-1

{
  "heartbeat": {
    "blockNumber": 24025,
    "sessionIndex": 400,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x3e89345576a2282d33d8a3f33317b182697d2607feeea214ced21ce577fa2231429d293aeaecc4e9ab0499a2b0464d4c6d6ce97ee88e6f7c8f99873a57ca9081"
}