{
  "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": "0xf70aeefc4be3a086f3384936ed5d8fd56449de2a08420cc53b6ca337eb5528f0",
    "signature": "0x8552301b9a445f8f0d4a948d823a9b3112cfe096a9c4ea1eb198ca0fa679c4c6184f482ac79b7d9eb860b984a2f588340ca19de6f1737237f75aa0e8350ceaec1b",
    "signer": "0xFa2d4C2518C0BB689b437d226912F37Cd9d98A23",
    "userId": "61154"
  }
}