{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x892dd03bdc5326145f201e2f075f062caca0d9420afec55fc366f285fc3b6234",
    "signature": "0x9b731591f21b9ceaeb60d7e8563ba4d935096bf65fd3d0bbf36074fe9e57faa742e45b3edad071e2d48c870aec63317d8ca68490bf877f4a658145d4f799dcbc1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}