{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "396",
    "entityType": "User",
    "nonce": "0xf5bb8582d06b714558634f36f01e6328e5a64e2def9b0359bc850bd0f6c54a3d",
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    "signer": "0x41Fd0c5C6Ee46Fb99a498db2e7135c69490cB85F",
    "userId": "507333378"
  }
}