{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "334956",
    "entityType": "User",
    "nonce": "0xcf88324860c3eb7855d09d26a328752b154aae38a41f78b6227693b1f9619676",
    "signature": "0x826fa2b50f147416dfe0d8a823df2a49a922c12472b6a5791ec528ca655e66495c638fd0cf0eda329b323efe8d3f921a5e8af5745d6b0a27c615bed1f27248231b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}