Extrinsic 43633-1

{
  "heartbeat": {
    "blockNumber": 43632,
    "sessionIndex": 727,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xfe38c02e876d31f1e24bde89a1f9479730802beba8f49da228dc8b9ab519e16cb2bed08b3d73fc89ee3138460014cb5cb5e2c050e167d36685d123913863cd87"
}