{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "171877",
    "entityType": "User",
    "nonce": "0x702186beef820106063feec0deed0b6f025647813deab169398a96f713e8d569",
    "signature": "0x87d322a969c2312e5ba1ba86d459cc8c9cb13bd9d7fafd0fda8ffb33cb8f51f406ccfe7cf0e8e6e24007c605d9712aeadc9a72262c5b774ecb79d5acb5df3fd81b",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}