Extrinsic 124789-1

{
  "heartbeat": {
    "blockNumber": 124787,
    "sessionIndex": 2079,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x18191f2f0bd28e18ee1ca3f866cf5380bd33e3a88a579ea01a9cb2a4c8449f4b5f29819cf65ecdce30088808921dd32e2274b6399ca9e27f33413f02e68fda8a"
}