{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108860",
    "entityType": "User",
    "nonce": "0x2a67ba658b6461febd4af2ee370aab79dbb21b9122483185e3672d6f9d2b3327",
    "signature": "0xe6726d91dfe5e73beb7201531801cbfea55db500c23c413a15d4cb124782c679281333b286f0e7c79e375887dcf35be815c6c2746baef073f8003edf6eb3b3451b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}