{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39692",
    "entityType": "User",
    "nonce": "0x9ee0860dd3a57718d3bda5e9ebf74e733d949c2a6f470c92618c8b027ce54717",
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    "signer": "0xE9B9EEdDb579478834256Bd35E42d09cfb754b1d",
    "userId": "281227"
  }
}