{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1780874",
    "entityType": "User",
    "nonce": "0x838e955b5c3f85ee0b0e41394034c8095cccaa2a4a98d9af5a98a4bb9ac9ffa0",
    "signature": "0x1cd8f4131f640f209d11ad1e1c484c4ca19917bc86d0d16cb81f39f3c1de3b036e9f6adbe4dccd3e60647108d60d14824b68e3bda6e440d30e4f957d3ebbe3ea1b",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}