{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "346230",
    "entityType": "User",
    "nonce": "0x7c4032b03fba69d24de9d872ef549ec8f6e8ed86b694107a79f1cf5c38ed3489",
    "signature": "0x4fcfa3475034e8bad4651b774dfc9f9e3167eab18fa6f7aef6ad2dc9479524b75f66548a3910952b1e43047869bf3989604fabd73ca466e9b12a0333a8bcf0781b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}