Extrinsic 14536-1

{
  "heartbeat": {
    "blockNumber": 14534,
    "sessionIndex": 242,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x5e1669ea709b5b34c546446d44f8e27daf3ff9bd43604c1255b1bca12129cd4be576d2067d940fc0bb5bb62cc52f0071dbc5aa25965193452b27f24d415e578f"
}