{
  "manageEntity": {
    "action": "Update",
    "entityId": "1683",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierario5uyzmw42ch5ap34wcucjbptl2y3alraec4psodmw3wpvmmchq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":867},{\"type\":\"playlist\",\"playlist_id\":868},{\"type\":\"playlist\",\"playlist_id\":874},{\"type\":\"playlist\",\"playlist_id\":879},{\"type\":\"playlist\",\"playlist_id\":884},{\"type\":\"playlist\",\"playlist_id\":76341},{\"type\":\"playlist\",\"playlist_id\":86537},{\"type\":\"playlist\",\"playlist_id\":73014663},{\"type\":\"playlist\",\"playlist_id\":190437668},{\"type\":\"playlist\",\"playlist_id\":984261857},{\"type\":\"playlist\",\"playlist_id\":1452468224},{\"type\":\"playlist\",\"playlist_id\":1684577701},{\"type\":\"playlist\",\"playlist_id\":201003410},{\"type\":\"playlist\",\"playlist_id\":426959563},{\"type\":\"playlist\",\"playlist_id\":1364513530},{\"type\":\"playlist\",\"playlist_id\":459861407},{\"type\":\"playlist\",\"playlist_id\":622386027},{\"type\":\"playlist\",\"playlist_id\":224434422},{\"type\":\"playlist\",\"playlist_id\":2071514213},{\"type\":\"playlist\",\"playlist_id\":1434345346},{\"type\":\"playlist\",\"playlist_id\":1515825002},{\"type\":\"playlist\",\"playlist_id\":672072069},{\"type\":\"playlist\",\"playlist_id\":2034691046},{\"type\":\"playlist\",\"playlist_id\":1230633600}]}}}",
    "nonce": "0xcd808c1b9ef894f02d3c856644674664302754aa3310106c18c60fffa3ff7639",
    "signature": "0x04802d4ea607be92c9b11e0975f712913ece77435a883eded851913e58835a4729fb8205861ef245fd7f7f8b72ff1d79be5034748a0f68baba7970c9f30d96351c",
    "signer": "0xa57593F3a1A5195a04478EbE63b027bE3f1466C5",
    "userId": "1683"
  }
}