Extrinsic 27798-1

{
  "heartbeat": {
    "blockNumber": 27796,
    "sessionIndex": 463,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x4c993c304f84aa188d11b3c294cc9953929233b50afd6416863d0dfed1f8af7db9a7a7e3667bd3093df7dee8e51ff51356cebddb8ea2689af881819af449aa8c"
}