Extrinsic 120796-1

{
  "heartbeat": {
    "blockNumber": 120793,
    "sessionIndex": 2013,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x40bc24efd1bb5135040d155688323fbcf9bb2e21a398553c374de2dfc0e6c76a01ce6868d1d8cf7820625302d62953772373e26fa9d284cba4d5f7a2c0067a88"
}