Extrinsic 59445-1

{
  "heartbeat": {
    "blockNumber": 59444,
    "sessionIndex": 990,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xde36f9d4aed78dc4a42d3ed995e3d06d7720c12351ba6969b76cb117bda9ae472e01c5657ef16450c387f0b6d2f34967dc01d570aafc61fe6e1d43a22d164e84"
}