{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "168062",
    "entityType": "User",
    "nonce": "0xc85db739617215f34759c84a7c50ca5923674e9086278a355deaf11d9ed42953",
    "signature": "0x48d9eca8d741fcf5e79ca1b9e1cb32f74fce3ab879356a9149d5a92bfd1f9245360e3481efb36a33cd19fc1ff7f6f3ddf74f2998fd6a6ed681b81b2221191f981b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}