Extrinsic 107122-1

{
  "heartbeat": {
    "blockNumber": 107121,
    "sessionIndex": 1785,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x52152676f93ac4af4d3a44d9c7127697f5b237dba1c09e8d2d048b719e173a57072144a2a87fec419c60fd842d898af58a90b5ceeec0aaace0786bdd9e1c158e"
}