{
  "manageEntity": {
    "action": "Update",
    "entityId": "223946715",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierarqjcfcgh5yl4vrjarkblea2cwidphczye3psdhv2awaqyjzq6zda\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":267583385},{\"type\":\"playlist\",\"playlist_id\":1057719855},{\"type\":\"playlist\",\"playlist_id\":1700226950},{\"type\":\"playlist\",\"playlist_id\":406388164},{\"type\":\"playlist\",\"playlist_id\":1792112965},{\"type\":\"playlist\",\"playlist_id\":1431722683},{\"type\":\"playlist\",\"playlist_id\":1759793640}]}}}",
    "nonce": "0xaea024f6ca543b65f5ed658db7149fb9452c959ac5c60c8305ccc53b5723343e",
    "signature": "0x5f96b84d65d9279692f8872a7712417d853aa69743aa45f44a68da3f755faa86618bcc739d58bbe8395b5938a1b1fbadf21c987380f6dfe4cae69aaa05f5f0201c",
    "signer": "0xac9398fE3324BB093c993C791Db4a36624f5a248",
    "userId": "223946715"
  }
}