{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xf7eec0444d758aa8bf0fe58640f7e3cfcd504d90dfed5fc164194dfd42539a06",
    "signature": "0x3de4157725a61b8bf76ab41e607baafc129a7b8422cd5935b78bc8fbfa3723d6506df24843d83154d5cd53a54c4c03ce83390452721dbfd5fb9f742d1a1435ca1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}