{
  "manageEntity": {
    "action": "Update",
    "entityId": "416239376",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraubnhab6wjco4iz4jhdy2zfqe4beegd4s5notyfbzi36k6nhf7vsa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1968923856},{\"type\":\"playlist\",\"playlist_id\":1428},{\"type\":\"playlist\",\"playlist_id\":1364513530},{\"type\":\"playlist\",\"playlist_id\":965155725},{\"type\":\"playlist\",\"playlist_id\":789098339},{\"type\":\"playlist\",\"playlist_id\":667944367},{\"type\":\"playlist\",\"playlist_id\":890414285},{\"type\":\"playlist\",\"playlist_id\":31755126}]}}}",
    "nonce": "0x65421bf05beb2190198174f40d1c64a75b8707b88a2dda441f58175a78f56414",
    "signature": "0xc90b5bcff181bd59687e59c9b991b15dedcde889a5650dafff0950690e37e7601789f873a43f1ceae25c45c36213abb76676115713ca14d721caffba4ad3b3161b",
    "signer": "0x2ACda02e37Db2DC08f82aEFAB268F0610974bb3c",
    "userId": "416239376"
  }
}