Extrinsic 111454-1

{
  "heartbeat": {
    "blockNumber": 111452,
    "sessionIndex": 1857,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xa89baab2ccaa7234ef9bb7d1bec0c254070671e33929ac93b95502c8c9bb70294472b135beac0920b42f9f17bd13a76007609b55082c6be14af0188a706da784"
}