Extrinsic 41419-1

{
  "heartbeat": {
    "blockNumber": 41417,
    "sessionIndex": 690,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xdc907b5c67181078cece31bd4c59348d7599e879f0eb70feb39141f31e62163ec4b3d747e6743b0f7a7578637e217c9c367d0fcd049ff3d2c488279c6fa7888c"
}