{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "234326",
    "entityType": "User",
    "nonce": "0xfdb148b0a9e69811f9ad75830a1ec6509f797d38ab3af2e3303121a633e66b36",
    "signature": "0x0bd196ab2dfd56824c34195fce2dd5ba0fb845a1dc45edfebb39a89b9f3c7c9032b1a68cd2c5e72b5aeb37fcfd5a2c85bc8f4ce3450890046cd32ea6fbdf06391c",
    "signer": "0xDE3686894b1BB7886D5a1995730930c47824F3e6",
    "userId": "323456"
  }
}