{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "354640",
    "entityType": "User",
    "nonce": "0xcb8ccc867f87939a1dcb1aed2d9e1ed9bcfd7b12296a5f3af8beb9ad32b8cd20",
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    "signer": "0xA01ebc830d66b9A7a47A2EC95BcA34ED6EB49a45",
    "userId": "463524416"
  }
}