Extrinsic 52150-1

{
  "heartbeat": {
    "blockNumber": 52148,
    "sessionIndex": 869,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xee1b7e4aa7c921e4abd00d4fd75501e8611506664d8878fd002a0d65cac06c2d48952cb6ec6f9f8960027857845d04f6617edacfb1d4f50c51f10e38d2365989"
}