Extrinsic 24852-1

{
  "heartbeat": {
    "blockNumber": 24850,
    "sessionIndex": 414,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0xc4a26c1e8618092acd4f20a4479a872050baf02c9c4a7d2edbd099a57e47ac54b28716ebc6c3a0ced1eb5cdf3380fb4c7b7b92b2ca86e7bd9d02803f7274e988"
}