Extrinsic 27943-2

{
  "heartbeat": {
    "blockNumber": 27941,
    "sessionIndex": 465,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x64dca7cad0cf5d272b6a2d3d1b3d28262f98eecb8801cb3f86da6bc653e8e914ecea908d573eca62e52b8014db070d69debcb5965b5e7bcf9f75af7eb4d6c28a"
}