Extrinsic 11479-1

{
  "heartbeat": {
    "blockNumber": 11477,
    "sessionIndex": 191,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x1a83c223e28b81d2aab94af74066a487fe7b18e2bc93ec07d621e3f9c7701a7d2b1777a35109269b86b509d4f7cb9f083340982905c9c4498b68610190d6f283"
}