{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "341",
    "entityType": "User",
    "nonce": "0xdea7f85cfd33b3457dfd962ad62ce84199cd023195319fd42ef4454a453b1a81",
    "signature": "0xa68d3f1cb4911c61f716c498f33ece75d1fa8bd876cfe7bb111a1e7b91adc5623634ed284bb174b7f4411b2000f02e4a0e2055287cd3f83449391df2f6205c751b",
    "signer": "0x84eb2a9cEc5A6107060d141D4BB88003603509D6",
    "userId": "393111"
  }
}