{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "4021",
    "entityType": "User",
    "nonce": "0x3fe54fdca10067ff78b574467978c8a6332868d8ce8d50a39beb71828bcf52f9",
    "signature": "0x9e7595da8d33ffc7b6f2897f7896d9ce4380d642dd5f3cfe8771a99d6d96046c5e2707c85b6868f3e72be416700efa395aa5eac4943bed7dcd292bf0ba02c5f91c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}