{
  "manageEntity": {
    "action": "Update",
    "entityId": "328274267",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraufm3wevwdzis44awbkpgw57n7fkqpn4bdaoglkrop7ybmszvorla\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1890616256},{\"type\":\"playlist\",\"playlist_id\":1675576166}]}}}",
    "nonce": "0xd86a4e400885df79629db1ac57a7e29b0b48eb9d4591b18b1abff79c92b9fac0",
    "signature": "0x4a6f0983a8102ec0d7a22353bc2e0324f08422963164475c460ac3d1cc31cbe862c8506c6822ac99ad90fca3e11c94655db5ccd124f64fce5a7cf9217c3f95601b",
    "signer": "0x3A2C2d6B2b96B324aEfe2Fb682DD70531b2De7d0",
    "userId": "328274267"
  }
}