{
  "manageEntity": {
    "action": "Update",
    "entityId": "950478625",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraki4jhcwe2cwwbpf7e2s276ogd3xb5nljg36jqklliqlh3w47oola\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":113182155},{\"type\":\"playlist\",\"playlist_id\":662921546},{\"type\":\"playlist\",\"playlist_id\":466484827},{\"type\":\"playlist\",\"playlist_id\":403620592},{\"type\":\"playlist\",\"playlist_id\":1421480845},{\"type\":\"playlist\",\"playlist_id\":996004605},{\"type\":\"playlist\",\"playlist_id\":568764700},{\"type\":\"playlist\",\"playlist_id\":680277314},{\"type\":\"playlist\",\"playlist_id\":1478057671},{\"type\":\"playlist\",\"playlist_id\":941040339},{\"type\":\"playlist\",\"playlist_id\":693014951},{\"type\":\"playlist\",\"playlist_id\":31755126}]}}}",
    "nonce": "0x575d25cc438726a0527d3f4b2461ffcc2dd83795dc76d3e8fcdcca2cc8dbc8de",
    "signature": "0x496a21374895b467bdefc04f465bd4bed0c15a5ed76066328007676e9f75707570ae506ee84eaf0c2e4cb81fb6dfc48a49f6ffa7f5d9899805a2e17e221916381c",
    "signer": "0x8fb06be829c5718Bb968af1525d910B795617ac0",
    "userId": "950478625"
  }
}