{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "481523",
    "entityType": "User",
    "nonce": "0x65a61fbccfb0da18eb9c999ccacd569a2199aab9c2ec5d9f502b1247b73fd852",
    "signature": "0x33ba4e3966a9439eb081a9a90d05207f5f538b3264ffe8552755ad1abaa00eba11f981b866225a955e010427640d8aaf2d1363016ed072be57d546e29294e4de1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}