Extrinsic 124246-1

{
  "heartbeat": {
    "blockNumber": 124244,
    "sessionIndex": 2070,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x1ac69da0b245bbeaee7d65497de47e0a8eaa0d962a7dbffcd332a76262801206173d3e0e4ce529d6b26662858323fd457a133981aa4fe7dbc8f52feacb271e8a"
}