{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "354640",
    "entityType": "User",
    "nonce": "0xa8d3bb488757a646620f63152e1937a84b6d199cde2a3d1dc9e661c54539029a",
    "signature": "0xf884b8fd2cb5f1d714143d05dffb9a2b62d3f8b60ee0275152e73846856feab9370bf30b4e5ab620a825456ff95a4dfdf4c5d8fc4bf59d9b753cc18027fa42f01c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}