Extrinsic 24408-1

{
  "heartbeat": {
    "blockNumber": 24407,
    "sessionIndex": 406,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x26c4c9c5a0443f3835854224ea592183e166b962abc87b6ed88fb81022e369448a6be5f45044d84a048f8d67f8948164c9a467b27ec2e55a2054c7c0ec668e8a"
}