Extrinsic 22128-1

{
  "heartbeat": {
    "blockNumber": 22127,
    "sessionIndex": 368,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x24e0a819ef2863622a784c26530a677683925c936d87dae2e3eb10ed6598a715d6bbacaeb2d876bc6b8892958ba835f76b9c7534e62d2eda90d469d4a8cf358d"
}