Extrinsic 41800-2

{
  "heartbeat": {
    "blockNumber": 41798,
    "sessionIndex": 696,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x26cda643c5c335d67541b2f2849f33c8a1a241f023e89160b8b40a16018232371efbaa81ba522ef67a42fc9380ed87f8085e3334650f924ad1519fb6d4d2cb84"
}