Extrinsic 26022-1

{
  "heartbeat": {
    "blockNumber": 26020,
    "sessionIndex": 433,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x943d49225f7d8e7d44fc62281dc27248b709251683d8e8716829e373cde5224cc5b0b59d6dabb6a0804d7cb53b0d30550d78abd2b960e7d4b486c5ad6fad558e"
}