Extrinsic 149731-1

{
  "heartbeat": {
    "blockNumber": 149730,
    "sessionIndex": 2495,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x3e0660693a98e53cc9bab8670cee616826e255bd9d163ce7d4309b2512e50029b78628a91da021e1606066f9d4a9de02e1f941cf439b9420ac084456473c2087"
}