{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "870",
    "entityType": "User",
    "nonce": "0xc9b7aa9ed81cf3b7f0d7e93ed281b03558a8225d7f20cd590bc8b16e881e8662",
    "signature": "0x06858d8fe7b04fc0fad8bf81bf89da52b2b83eac1d523046191fc8304a562ef967e36afd7cc83c6fe23331cadb0c5fce7bf9a436f8c40abd50fd789d2d5f65141b",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}