Extrinsic 143469-1

{
  "heartbeat": {
    "blockNumber": 143467,
    "sessionIndex": 2391,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x080c37c0aa11c061b1e89db170e3afc0395418a07fee8eede365c662b174d82694138b1f47021adfdc150e05e469294518a1126c888bac70dc49418530976385"
}