{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167051786",
    "entityType": "User",
    "nonce": "0xa912276971a5286c6238e4e017f0a694b435349b2ff745e9f901b0d37db31a69",
    "signature": "0x9807c9056bb8692db6fa9432e55ce3742a20f4cdecdf96b339ed0d549bbd89813b9060895b152634a9889e365e1e3c2a4d56f46d52ddd798d3af41caf19e154e1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}