{
  "manageEntity": {
    "action": "Update",
    "entityId": "71798492",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraqwi27twjsdqls4msvewx6duecspexkrn4ptzznuhevuxlubwtjca\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":994600503},{\"type\":\"playlist\",\"playlist_id\":226705962},{\"type\":\"playlist\",\"playlist_id\":338773376},{\"type\":\"playlist\",\"playlist_id\":2057085421}]}}}",
    "nonce": "0x7ad5343a8b52571439c597699db7311b1c2e18c449bb4f97d5cfd7629a4aa2d4",
    "signature": "0xa0d4ddf2e6757a0c3ca7ea7f18e975f3ea21c15264a38d9d201a535b7db9724a6ee01a46fd588a7ed31bf7ed52f219b5115b75948e4d239dca19ddfdfe7940cb1c",
    "signer": "0x3efcF5FDf40AE32eFedf15a0DF5e07FFc4f6E7f2",
    "userId": "71798492"
  }
}