Extrinsic 69453-1

{
  "heartbeat": {
    "blockNumber": 69452,
    "sessionIndex": 1157,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x26d428c0f7fd6082136b57a452e346abb5bb2ffe4807a89e02561df5dd7c194ba8ea3f563c2d5b6558aa7ffa58cb988a4317afa9e633943bcab78b83bd71a78e"
}