{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "50424",
    "entityType": "User",
    "nonce": "0xd5b790956fbe0307f58e4cdc64fc26e98a0a0b6c7ac134e318de423f2b5fb688",
    "signature": "0xf8d808006ec41b1c5482bf6df651ed7d4e2a9f89fc3d9d149e0844c75146c81539b64ee24fa7a4a0d6e32a4541dc4d7ce59f1b5725b5391f1c5be64feca5fcb21b",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}