{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "104439",
    "entityType": "User",
    "nonce": "0xef26f7934ebc18ab9ca0d54215f44d2914ae6126d151ddd4dd21ad4eff64f3ae",
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    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}