{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396106",
    "entityType": "User",
    "nonce": "0x2bb0fd6406a8c7af29335cb8a330a6bb08559b5dd2178486c5caabc653d3684e",
    "signature": "0x149d0702732728e0d95f489e689937a14bc95aad41a21a452db29e2e551678ea7b961568a7d5396ddbe7178a3c890ba158025176f8a52340609649ef95327f441c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}