{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "50539",
    "entityType": "User",
    "nonce": "0x0ebcb68f8735411275d0c353253893156ad616c15987fa87e5c323dafa0c98ca",
    "signature": "0x27d7e240c3991dd3d7bd6e696cac273e741192f3c61daa85c3affa34bc76953f671e591a95b4e2baefc3f761a2e0abe2332b21d6cf7c92ad89af3cfd6fc547c61c",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}