{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xce04edc57d7565a3fe7e0d174eb0d87977c139ae56c2f21ddf26f877fac7c9f3",
    "signature": "0x56d44f6b6d984b7f99dda6654b74b227c9989cd448327b5b55a6bbb61f4f25db531bfa49054235cfece69d057254d319a3e71fb58805dd47b73891b7c19d41331c",
    "signer": "0xbA0158bC98bfcd8D47f1ff0eC67bE72A83C479FA",
    "userId": "332599791"
  }
}