Extrinsic 141104-1

{
  "heartbeat": {
    "blockNumber": 141103,
    "sessionIndex": 2351,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xdae1ebe27718598c8a712e111168bf9bd0714deb602b4d4717b9a51f464d1b5c79ab30c59cef1187a4cd3068bdd89bd84521eaa946cc1cadf060a501e169bc89"
}