{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "302385956",
    "entityType": "User",
    "nonce": "0x58fc3e7fe82d5d1083c2e21eb0ee66547532e56cd91e26ac18627bf63dcf24f9",
    "signature": "0xf9052a62f2adfca20947ebc36f1de8009170cfa56b5f3ac4079e443c06a1f47a0fe6088239159ddb7083595bd104e1f69c06ffb170cde1dc7904a6082b46114d1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}