Extrinsic 41189-1

{
  "heartbeat": {
    "blockNumber": 41187,
    "sessionIndex": 686,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0xde5605a195ffdb3bcf88587b679c2d8ffcb2b04a179fc18434e6cdbfb965c50d336ff6ddec15dc3dec89e3d4756966d5479a21e765a99716075d1f22caddb589"
}