{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0xafd51e55e85c854ec8fd77b2129cb6f47bdbc4039ca623bf418689077b6902df",
    "signature": "0xf25bbabf840455389478f51242eb14ac8c1d3db99aa509cb46ba7af2af069ab91a5bdd03de09d5e7b10d3b737d2787c7877020423830fe457aa04ffa559b89e11b",
    "signer": "0xdDa4a5604f6aaA44Ad068c74cB0d23f1b7022E4A",
    "userId": "322923319"
  }
}