Extrinsic 2496-1

{
  "heartbeat": {
    "blockNumber": 2495,
    "sessionIndex": 41,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x345bf258df67d14408b61bd3affb9c271f92af2bbd9c8d3ff866c609d8976b4e2cb5d1d17d99a99428733f408bc5b7405155aea138cd288bf3a82d4e335ff483"
}