{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "458785967",
    "entityType": "User",
    "nonce": "0x9acdb1a4b67b423aaf5a32225232f2dc788dbd84caf0acf26a875d990e7d3768",
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    "signer": "0xB2A34b43465721B690e6CbCfB42C0cdC30050183",
    "userId": "103086"
  }
}