{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "4477",
    "entityType": "User",
    "nonce": "0x6e0a98639c84b548a9a16ebff853073f91de4b54a80e0624c0dd9a8a417574a4",
    "signature": "0xd696bf727d1a97094681054b75aa1e657f8ef372495e14776ed71447c291313c6ceec283ec07e8292e944eedd4db10dd7d7bc432a73b32197ec74c81add3ae6c1c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}