{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80733",
    "entityType": "User",
    "nonce": "0xd7e9a8044387af00d8817ac135c6ae311b989d98f3827451bc6316b73970ebe8",
    "signature": "0x3a339697e65b074dc201147fd271fc984b0f1b6a8165ce2c1277f808033905e208e284c1fc5c98c2600a51ff6d15092d25b8b01053c5578d2af913fd3f17e80c1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}