{
  "manageEntity": {
    "action": "Update",
    "entityId": "569202441",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera5dhl5y2whsbqhvvig6ilg33lyynihmry42yplhkuyjarcj5rncqq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1714480436},{\"type\":\"playlist\",\"playlist_id\":1020340546}]}}}",
    "nonce": "0xa41e9e171ff90a6f9d915380e56c610f44ac46d1ab5fc2fb27d2307eea1faec5",
    "signature": "0x46972ba432efd6d558335ee9ec468fb127cc2d5e5ae2868dd42baa38c8d9ddd45bc7e57460a3da648ab9598a968f3262ac81d6a362abf8a3bfaa8f8bc0565f471c",
    "signer": "0x96C8508FdF955f401b16FF7fA98270FDAc374Cd8",
    "userId": "569202441"
  }
}