Extrinsic 14486-1

{
  "heartbeat": {
    "blockNumber": 14484,
    "sessionIndex": 241,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x0a99a8e79e6de1abee35b5730069b05001300a48152646f5037953f235d07b58ffae2cdec9042742e2b1d7775c1ba2893a7e61ba95ebef6e1d71aff82070f187"
}