Extrinsic 13716-1

{
  "heartbeat": {
    "blockNumber": 13714,
    "sessionIndex": 228,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x8a2a5f5bf23d8488f19ce87d09f52cca85cf39511d32a445afccd11dd9069935811b830550946b08abe6aca092f62d0e3e219ef6a940c911ae2924ac8c609381"
}