{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "354908",
    "entityType": "User",
    "nonce": "0xc6da4ca233a597441e4ab3f8348af25346e6cbe30ce8ec6397f4e687adbbb258",
    "signature": "0x5df88ac77f684fb2ad256360084d02926e8e2fe6199b29a48088867e5200056139807541cba3d9ff9b8d89fb561feb20b3adca41ea28a3ca551fa06a436aa91c1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}