{
  "manageEntity": {
    "action": "Update",
    "entityId": "77945",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierag5i4g22mpbx44mf5hkrveyctbgmhbphh3gckmyb35sd2i7bngbvq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":34582},{\"type\":\"playlist\",\"playlist_id\":34563},{\"type\":\"playlist\",\"playlist_id\":34570},{\"type\":\"playlist\",\"playlist_id\":34573},{\"type\":\"playlist\",\"playlist_id\":34576},{\"type\":\"playlist\",\"playlist_id\":1823286469},{\"type\":\"playlist\",\"playlist_id\":1795408359},{\"type\":\"playlist\",\"playlist_id\":1260653080},{\"type\":\"playlist\",\"playlist_id\":1787694785},{\"type\":\"playlist\",\"playlist_id\":1347022120},{\"type\":\"playlist\",\"playlist_id\":426983371},{\"type\":\"playlist\",\"playlist_id\":660213608}]}}}",
    "nonce": "0x4c8cacb712b61607713f821d62c90a64a01324c6b8406dbfc443aa81be8d98ed",
    "signature": "0xa8d7fda34b4631e1ceca84fc0afa14ccfbc652a319eaf12bf9bad09b5f31e56223ebf8308094ab88fe13e53309afec5800869a17cc1bf591d5220213634a5faf1c",
    "signer": "0x9Ed11234239Fa9f5F3decCf41Cb8c70955BCa0E6",
    "userId": "77945"
  }
}