Extrinsic 46788-2

{
  "heartbeat": {
    "blockNumber": 46787,
    "sessionIndex": 779,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x529e098dbe8d4d8a048d28efb8883c2a0720b607f7376159179e376cee4af001cfcdf0e0f478efbf93cc253b71c7e5eeb488d3216bf9985adb8a63e936b0cd80"
}