{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "358675",
    "entityType": "User",
    "nonce": "0x350ba60a49def4a79d96d736d324170859f422d3ae23497bb59e578273514fb8",
    "signature": "0xe225fe42d9ed7205eb41a3bad51d2dc12aca6ffedbf144a3f0ce1a7942d40fbd5acaa675c3a1f621c6bf7f55ca3fd17412beedd2292073325850bd1ab9da4aa51b",
    "signer": "0x25Dfb5B0D7CDE92b65C3EEB690F0d4afdd575ae8",
    "userId": "253005"
  }
}