{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "95",
    "entityType": "User",
    "nonce": "0x4e5c353ed252034d0f45ab3aa513450b72b33faa8572c2494779f6a9aed5566e",
    "signature": "0x236a126c63c14b54eb66f2088181e22d3ca7d8b5435b5b5180a4f3caeb2a09d5550622cc6e8ceaa3b7ddf7bdd1946210bfe1a8a2a5dea1abe42da5e9baf584f11c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}