{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "53994",
    "entityType": "User",
    "nonce": "0x5a8db8033aa139ca1dae5ac5b2c08a7b80aa094b271cc6acd8a8fdc6d6a4a996",
    "signature": "0xa578ad8660c0356459a390e36b2deafb25ffaf0ec21ad41fef2b35df4a10bb236c0e5b224552526c84aa60860556b859329edf30a8e011619cfdb0cf5bf3225f1c",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}