{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "76938",
    "entityType": "User",
    "nonce": "0xa0fb46b32158c5b0b8eccfe3bafd0cd144d636b717cc0e8ecc50d3725d51017f",
    "signature": "0xbd129173ec6598dad077766abfdf4ec37879e76791d596d7a3c04cb1f962495c3e519420433edc0147f574354a7294463a383f74b2a6fad7989527d3145924c31c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}