{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "620307004",
    "entityType": "User",
    "nonce": "0xe85b031269d5dd2c4afca95fd7056aa0c573865af506b5d55ffe8a03ca238b9e",
    "signature": "0x8a941104169ceade7b247a65ab6e545f8718344a8fa948e3f11c3b473fe39bdf2985a6ef09dac219fa4c8cb0b98b6b83b96f56b976756d1e939dcb972ad302a11c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}