{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "159054652",
    "entityType": "User",
    "nonce": "0x1d966db715a2cc5741f0eb1b6c676f11f96f10278644873889a1260c37c2fceb",
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    "signer": "0x3FE9De88eF9AC9bA8E3726de6F8b4953bAAd6E4B",
    "userId": "75501241"
  }
}