Extrinsic 23608-1

{
  "heartbeat": {
    "blockNumber": 23606,
    "sessionIndex": 393,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x20448054a2c851fbca237d67d8de299e12a1b13fede1a3dddc27d41d4537152eadda1b32796f21c6ac9c4d696501d6c907227a6101ec26b98d6b06ca03281d8c"
}