Extrinsic 24526-1

{
  "heartbeat": {
    "blockNumber": 24525,
    "sessionIndex": 408,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x2835eddaa2e325599fa1514b398b94effb9103c181e5d057eaf083e4c6c65a1cdb9df50c5a5117e568a6bc0bc98f92a48252018e8c2cc0777d9cdd717847f38a"
}