{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "16166",
    "entityType": "User",
    "nonce": "0x798ac0481611718e61454fb7c61cd8a88795ac051384fb18d0220ba0589b4db8",
    "signature": "0x96e3ebd75513385b65f677f856982e97c579766ca811b88088c4cb04a1a881bb5019dd6b27e1d59526f394dc1279855a8a2631fc8605d0b628d3f61539ad1a271b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}