Extrinsic 27166-1

{
  "heartbeat": {
    "blockNumber": 27164,
    "sessionIndex": 452,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x60c2fdcbe499d9e4b98a66aa3bb28557bd4ab2c537ef7b19ae9050968dd51500178524cd832fc3bd36cb2aba1f623e8214cdf8ce5ee9f2c679780e2d10de448c"
}