Extrinsic 406125-1

{
  "heartbeat": {
    "blockNumber": 406124,
    "sessionIndex": 6768,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xc0ec5085053632aef615f3059c66488f35b3eea5ac834dbd99e583373e442f5d1ee959729d5cc0cdef74e5d70b74317377dcdec2f051cff366ebd413eb4b3286"
}