Extrinsic 69163-1

{
  "heartbeat": {
    "blockNumber": 69162,
    "sessionIndex": 1152,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xb65f1fac83f09b342880e747cd1eac3d7539b4c37091100020e213fa956cb6192ed50f472520cc881e593a6f2d33bc580214f92c7134e980801f6babf8758a84"
}