Extrinsic 46766-1

{
  "heartbeat": {
    "blockNumber": 46764,
    "sessionIndex": 779,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x54edb578f2f1b43f9df1439f07ccbdba90b2f302d78c8ed0b0aa5cff3a27686f6fdbd904d94db5c7c328bacfb51cace39de7eb89a9b34817984acf5d8f6d2481"
}