Extrinsic 52829-1

{
  "heartbeat": {
    "blockNumber": 52828,
    "sessionIndex": 880,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xf865d8c31cfed6ba23657d641c15087b3c07eda8962ab0f4c97fabb28cea502e1623a80228381204b4ac665537829b1f9a5fb158dee9f8f71b0f9a4e08e9aa88"
}