Extrinsic 105520-1

{
  "heartbeat": {
    "blockNumber": 105519,
    "sessionIndex": 1758,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0xea9849dad1d0f9df68f3bdfc69ff895b4a469ea04cbf12af54135009d5e6f11ccdd428052892d1a297a1a65eddb5fb1437e5584ad3dcc73f5d5daa89047b4686"
}