{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "162449215",
    "entityType": "User",
    "nonce": "0x5862b7829599925c4cfb0023af93ca30f998a6dfd46f1416cf005a7cde079787",
    "signature": "0x14a7f47226ef6ca71b772a509bf8363e6521d927f722c979b45a5d476c230adb22ff10a1d30fba11618ab170d6e9d53756f8c014f46224b382e894fc34f6b1e41c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}