{
  "manageEntity": {
    "action": "Update",
    "entityId": "61154",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierauqpnnxlbhsrglehhvoxa53dc6hzoetcuogcs7s2baw6kdtt43d6q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":24611},{\"type\":\"playlist\",\"playlist_id\":458},{\"type\":\"playlist\",\"playlist_id\":21003},{\"type\":\"playlist\",\"playlist_id\":24902},{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xde4422726fb45de904f052e1f5ec8a5fccce26d9d657959961274d89c6218c88",
    "signature": "0xdf96a614812c2429b8f5726fb51cdca55b398325a7be19419f5abcf32ba6d69b19b84ed512086d47c0e652c1a8e79a5e902358432693752758ac7fdbea46b5fa1c",
    "signer": "0xFa2d4C2518C0BB689b437d226912F37Cd9d98A23",
    "userId": "61154"
  }
}