{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xc3168479e36b5e59cf08ce227a09d3a135e1d96eef74909fc4bd01119310b477",
    "signature": "0x2d1476ec5d624fe8fc2c5e4c00d59951c2de8e92fec128bd8051b42fc4f2a8f03c351a125d861fcbba91b21134eda8d6087af7aeaaa82eb8020757d6f41b18581b",
    "signer": "0xb11A87421a60283b875d2F958D27356167224eF2",
    "userId": "858465138"
  }
}