{
  "manageEntity": {
    "action": "Update",
    "entityId": "922166032",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xdb4a8c214558ddbf46f46c35f8f41df3e97ac38ce5d9841346fbcd87a49bfb4a",
    "signature": "0xaa6da2907b89d8b7acecec65f5cba8adca45b281c0f65eb2dec4614149748de01f00ee192cd020ee92dc103c9d6a0766c30402e802a1a35f017d1ac37def7f991c",
    "signer": "0x325382279630424A96726a642a0de2C40bABA799",
    "userId": "922166032"
  }
}