{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x329d686f6621f4a8294f6eee90a98b77d47cd1d7912bc1d963ff29acb645ea13",
    "signature": "0x7a00c06fa20c778e538453b5f8cf7f37985aa690f5a442e5a5e363f3bd1c044a72146bd3a5c61b2465d5b2c4bd9299d070cc734905a12b1400b1a4e8a4275a621c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}