{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "384425",
    "entityType": "User",
    "nonce": "0xe568896beeca033589b263e1d41a41b759108ae54b6692f552591e1376e50457",
    "signature": "0xa304f1dd0bdf4dcf3058218ab2fe0fd27c6d338eced2306f21fd3e740bc6613c4d38e540b0bbbe0ae39bcf8a72fb68847d968d68e6bbab32bbc6c82a270504a91c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}