{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89433",
    "entityType": "User",
    "nonce": "0x0bed36c34a530211dea701b02dbae374338e433f5219015428501974bd0be1d1",
    "signature": "0x8e81ec85d7b836cbc84c1bd69a0a40a5913547a88544944b4542a3a8b009d6823168ab3b2c05ea13227bb3ab85f3c379fc68367016b446c4a1a893dd0c157d4f1b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}