Extrinsic 49129-1

{
  "heartbeat": {
    "blockNumber": 49127,
    "sessionIndex": 818,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x048bc6f5332a31d577b38caa40be40f11f8d5f9d7a4688e4a1eddd8da423e66b38eeb96c5645e23f71d04f886e8dd268f0b19f926b675e0458f0dca7f8a98d87"
}