{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53273933",
    "entityType": "User",
    "nonce": "0xc32ed1f37eab0ba145518bce79713a43bcc903ffdb1e9e32557b24bfa7999fd3",
    "signature": "0xcff9284074d116d79c1d60634f59e8ed0ce47d31eacb7b102303aa2afd1d49c546b40a3b8cfef207e250c9c50f02fd14800bf61398577b2254a7dcbf49818c2e1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}