Extrinsic 22309-1

{
  "heartbeat": {
    "blockNumber": 22307,
    "sessionIndex": 371,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x0ad62229baa191d59ea8124298230319961da086123782ac3315dae0cabe2e650775bed1c6e198258996071336ed8b9efaa79c7fd4659f2b86c20a74b49af883"
}