{
  "manageEntity": {
    "action": "Update",
    "entityId": "425430290",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera3dbrpecrax4yhxnz34mmkc5jsyhimxa57adp7otvyty2li22s5ra\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":1692281936},{\"type\":\"playlist\",\"playlist_id\":1596900832},{\"type\":\"playlist\",\"playlist_id\":1732176183}]}}}",
    "nonce": "0x8c94ebb338129dbbab0473c0fe36720ee4ed025e8bc2c336b037c429108d130f",
    "signature": "0xc2a6c96d73e53cb0ff1f7c8fafca1661f67e1f177f12a1ba5faf39ddb800c1f9294214c425c4514e4822c6d741a133c84ef476d032632b62cf4fd1fbaffc9f311b",
    "signer": "0xa34Ced4F52f585b36D7A5c2e45906594B875e6CD",
    "userId": "425430290"
  }
}