Extrinsic 41663-1

{
  "heartbeat": {
    "blockNumber": 41661,
    "sessionIndex": 694,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x52ebe556aacc47fe4f6af749c625342deaafb4f4ac87d06cb04369bd5df3985bcb86775e988c5890c1f23a8fce68bbb62c22e6e70de7b353ac8e02f6b3173d8b"
}