{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "134982436",
    "entityType": "User",
    "nonce": "0xc450ce58eac92224fdd69d50e37c680a672de1d272551f3c9fd7c5f00c712272",
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    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}