Extrinsic 34838-1

{
  "heartbeat": {
    "blockNumber": 34837,
    "sessionIndex": 580,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x4484717c9355887691b27f976cf1ab9147b6559970e5588f21132501b889f86ffab207c828314f947286f4ed5ffc3bb847e9c04ae6d88c06da51154cd5707b80"
}