{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "264829471",
    "entityType": "User",
    "nonce": "0xf978ae8427e00d9a721a639dbf4129b99e9a82b7a8726bd744e37c1c8b2eb594",
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    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}