{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "970214396",
    "entityType": "User",
    "nonce": "0xf5c17f1e77df8a7fe13b42a5facc4743bab16ed9ba9a0a6d15ef1cd97d2aafdf",
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    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}