{
  "manageEntity": {
    "action": "Update",
    "entityId": "701379462",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraegibkdtrfln3csfkf7gl4tfeo3ft743ifg4cidwgjoi5wgud4kwa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1852440890},{\"type\":\"playlist\",\"playlist_id\":1997651890},{\"type\":\"playlist\",\"playlist_id\":1208138648},{\"type\":\"playlist\",\"playlist_id\":1821906674}]}}}",
    "nonce": "0x180fa01b705d1a69362fb0f35a75410476cf4b5ddf36ae1aeb774de771b18618",
    "signature": "0xd801cb700a59903964d495f864e0f040a679be720f6c8230ac6be0fd3e93f6fe63e0c6fbba0b42086c9698282761a8d1696267310b715202a518f9896c60a6781c",
    "signer": "0x3872417aC9CCdc743F396f6d7A6872e91dB934d1",
    "userId": "701379462"
  }
}