{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "652998855",
    "entityType": "User",
    "nonce": "0xf94bab75bf9d82dd4bbc4f93afd1949905a309876da0438827eff7eb066aecf5",
    "signature": "0xdc4226e870a13a9d8e39c2b28151983c4aaec51e9945940bb08f28c88cbb6a8b790e05a56b79017b794f0a8acdbf5177d5c9c62efd5110e3db3184b17193224c1b",
    "signer": "0xD0f51E232A92DDc965FB1FE51d04200D15d10fc1",
    "userId": "536634479"
  }
}