{
  "manageEntity": {
    "action": "Update",
    "entityId": "614212580",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierarsjd5jdllpvufsvfdd3dfa3r3tj3qpeki5r64lkrssa6g4e52xca\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":30281002},{\"type\":\"playlist\",\"playlist_id\":406057964},{\"type\":\"playlist\",\"playlist_id\":31755126}]}}}",
    "nonce": "0xcfc40498d850da4ec5b1466f7915ced81a1048bddf0f57039a82d9371f6c821b",
    "signature": "0xf5346e2b4182f9751dbbf84d9fade2269ba250ea8bc802b864faa8952ab37ea203f70906111a46b045ad51010585d082db0369fa19a70bcaec4a918e7d8e0c5d1b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}