{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62883",
    "entityType": "User",
    "nonce": "0x0c8852f039a4254599f8704ff84b4f2e908f2d50c635e0e39e91f156aa1d4bc0",
    "signature": "0xabb9e273abd793635ac8d9585785da0d889374e5f783fa19a7f1d400997b586269e2ad8b0d161bd8ddeb6bb9d3b61dd9ade848c381e3bd3fbc5eb7478c95e7ea1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}