Extrinsic 46353-1

{
  "heartbeat": {
    "blockNumber": 46352,
    "sessionIndex": 772,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x04e8f5e2a14b8e68c270da86d165bf34b1d94cca554039051a7899a344f7254bd7c6ebe3497cb5b44edf21ddc2add88ec2d748047974044260a6378e7bebd387"
}