{
  "manageEntity": {
    "action": "Update",
    "entityId": "692224471",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera23jszqv52l3ohd4zfcnugyx66z6xab4q4zzcqkp44jjgphotidza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":576660812}]}}}",
    "nonce": "0x322a8265269e13c922d6979613e8c62c50881dd4412b638691d00c7d61779453",
    "signature": "0xc9f56c9635e93f6996dad062399f9c3e40ee6c4de94192b490adc036d23f57a41a35911ba9b60ef6982c3cbb0ba07e75ea1afa3f7a82474196f8aac16234cca11b",
    "signer": "0x5fE3FF7c0F8687a8c710209009A441B4DD682597",
    "userId": "692224471"
  }
}