{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89091852",
    "entityType": "User",
    "nonce": "0xf8d3c72208fe4d336833b8d2bec2f09b7d939e470b4bcd34fd9508c7ad4eb3bd",
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    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
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}