{
  "manageEntity": {
    "action": "Update",
    "entityId": "521349872",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera43tqqi3g6sskugagfe7omerv4a3fsd7yrp4apglphb7ikdssrs6q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":8072},{\"type\":\"playlist\",\"playlist_id\":17938},{\"type\":\"playlist\",\"playlist_id\":18236},{\"type\":\"playlist\",\"playlist_id\":43923399},{\"type\":\"playlist\",\"playlist_id\":169545397},{\"type\":\"playlist\",\"playlist_id\":367071612},{\"type\":\"playlist\",\"playlist_id\":1795758606},{\"type\":\"playlist\",\"playlist_id\":1886272370},{\"type\":\"playlist\",\"playlist_id\":928804211},{\"type\":\"playlist\",\"playlist_id\":381260340},{\"type\":\"playlist\",\"playlist_id\":1862633360},{\"type\":\"playlist\",\"playlist_id\":818670805},{\"type\":\"playlist\",\"playlist_id\":1884736884},{\"type\":\"playlist\",\"playlist_id\":167969164},{\"type\":\"playlist\",\"playlist_id\":29046221},{\"type\":\"playlist\",\"playlist_id\":1519431642},{\"type\":\"playlist\",\"playlist_id\":277804329},{\"type\":\"playlist\",\"playlist_id\":1636104638},{\"type\":\"playlist\",\"playlist_id\":226727678},{\"type\":\"playlist\",\"playlist_id\":1158858010},{\"type\":\"playlist\",\"playlist_id\":701165786},{\"type\":\"playlist\",\"playlist_id\":17784959},{\"type\":\"playlist\",\"playlist_id\":501016250},{\"type\":\"playlist\",\"playlist_id\":1975148261},{\"type\":\"playlist\",\"playlist_id\":1164599645},{\"type\":\"playlist\",\"playlist_id\":1431109423},{\"type\":\"playlist\",\"playlist_id\":17619991},{\"type\":\"playlist\",\"playlist_id\":1817903648},{\"type\":\"playlist\",\"playlist_id\":821958588},{\"type\":\"playlist\",\"playlist_id\":312833724},{\"type\":\"playlist\",\"playlist_id\":885294651},{\"type\":\"playlist\",\"playlist_id\":1695444686},{\"type\":\"playlist\",\"playlist_id\":1216828182},{\"type\":\"playlist\",\"playlist_id\":1766520794},{\"type\":\"playlist\",\"playlist_id\":788830721},{\"type\":\"playlist\",\"playlist_id\":2129360765},{\"type\":\"playlist\",\"playlist_id\":1462960264},{\"type\":\"playlist\",\"playlist_id\":1430178289},{\"type\":\"playlist\",\"playlist_id\":1044618871},{\"type\":\"playlist\",\"playlist_id\":1222501845},{\"type\":\"playlist\",\"playlist_id\":1985212682},{\"type\":\"playlist\",\"playlist_id\":194705467},{\"type\":\"playlist\",\"playlist_id\":1152576244},{\"type\":\"playlist\",\"playlist_id\":1345206811},{\"type\":\"playlist\",\"playlist_id\":73054698},{\"type\":\"playlist\",\"playlist_id\":1253739065}]}}}",
    "nonce": "0x686a8c373d4ae35152e34649dbf8b06a127a4ecedd972775d317bae6a879646b",
    "signature": "0x26b09546e98f399025a9af9c42a089f0717b8052e634620ad0180c919d7ba5f801b0c4dc24b3b8cb0cd91ce5072fdad04bd6a983f7f6ba23b3e70b0becaa50c91b",
    "signer": "0x7a0Cc6B11985E9A7A2E4D3dfC59bd51b8Ef3Ed03",
    "userId": "521349872"
  }
}