Extrinsic 48347-1

{
  "heartbeat": {
    "blockNumber": 48345,
    "sessionIndex": 805,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xc476b28e82f9b1c9cf441c19f27058c67631a591d1e6108f694ff8451a23f35bd7509924a791f2df213f0e1f6c9ac22d74dbfd3b512185d02236222516117c84"
}