Extrinsic 107299-1

{
  "heartbeat": {
    "blockNumber": 107297,
    "sessionIndex": 1788,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x7474871259dcf7227148b308202f002ed199dee4ebb5ec54e0eb09578bf55d0ac5e7e46055c5a1b46adb8c071fb4bec402c368c343dfdb428a5bd2eb27a37187"
}