{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "190461",
    "entityType": "User",
    "nonce": "0x58a2b6be67303cbcccab0b3833462046bb6b2fe07b6c5932e2a1b3afb7e31122",
    "signature": "0xef8763bc4a7f1836a0e62b5f9d3b95d5cef01688c3dfdf28bf464222c41a290f2a4a534fd98c36abbafb8dc442d4e0d1af40ea044a13bc78cd7adaa4b55e848c1c",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}