{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "121547",
    "entityType": "User",
    "nonce": "0xfc451c8a3c0396f2c87c0cd74d58448548b9b6e288931bc4e2e8ee439b86d8ad",
    "signature": "0x03577b2198273a5602184221fcf3cb41625fd78efd5083fc23c90553ae2ee23a7013c390fc114ea9bb706da75e7883c9900dbf3bbeb5186f1c043567933080851b",
    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}