{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "75120",
    "entityType": "User",
    "nonce": "0xd49894ca8ce742d4df33529169b2d16418f5daacfe1292ad39b57b8ade07860b",
    "signature": "0x1eabc0ba1d35e7b17584dc93e4452d631fc4e7daaac135100d402efb69a6cfc03f1ddfb80ed704f24683b51e814b3fe614b98523848a49050976c73b8be3be9a1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}