{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4f2096ff4166fd6d6d46298b6e884d2720c9dbe198cf455af1c6f6e59275b455",
    "signature": "0x8fb2e0ba133ab9e56dc3d56e239944d0e5863a892aa939dfec55eda75670a8525112e2afd38cb53979813f1ac8ccba1b624c480b578e0ef4d453f64bf0b49d511b",
    "signer": "0x4B140b61EB41438Cda0Dd10473ad1334309C1b97",
    "userId": "45511108"
  }
}