{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "225842119",
    "entityType": "User",
    "nonce": "0x8accf72a221264b20ba8826aa59e8856b84f337f72dc2eeeb96818a10590a373",
    "signature": "0xbb45e0b6e0a3167e1fab4fb5975176fbcba7c30963f8e276eab85300eedaad233287834cb110bb31d564fa425b19f3a96e970065c81a4de9225fc03ff468ffe51c",
    "signer": "0xb3ec8D53b350D3Fae74A06a6023Fa66171B67E2c",
    "userId": "695620563"
  }
}