{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "948556978",
    "entityType": "User",
    "nonce": "0x4c10b68fac7b6410b2cf616194a6cef5769d8232ab5462b62a9cec067e1cdd02",
    "signature": "0x465982b1a4a89ec43245dbdb5f740108e41f5c959bfb4e4110f52c2b764436e37d64ec8c728ef890fcf0056b6799ed302a2ad9e6b028f2a43a69566d72bb65591b",
    "signer": "0x1ABf6DD41fe1E6b1C2d3A69859a25C92caa31b32",
    "userId": "17689"
  }
}