{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "385952",
    "entityType": "User",
    "nonce": "0x2d99cd01eba30dc4af9724312ce3aaa5d4df44b5b637f1c6cc1f7af5224d1d87",
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    "signer": "0xE534A1ad2e8E1f616866185D1efDf463B0eD38b4",
    "userId": "353625"
  }
}