Extrinsic 72806-1

{
  "heartbeat": {
    "blockNumber": 72805,
    "sessionIndex": 1213,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x1aaaed3ee6fe8f5a631fc11899aab20da03c4282c1125b5c56d9236e33b08d2097ebf7e82c22be4d4fab5123986e8f73ddfc87a5de74b58482e63aa96316fb8c"
}