{
  "manageEntity": {
    "action": "Update",
    "entityId": "5642",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierab5ps4347b5b5bzynm2bo2rzwc6xody2vutzojdseexaa3i2ywcka\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":439053713},{\"type\":\"playlist\",\"playlist_id\":244732348},{\"type\":\"playlist\",\"playlist_id\":536988672},{\"type\":\"playlist\",\"playlist_id\":667944367},{\"type\":\"playlist\",\"playlist_id\":133919134},{\"type\":\"playlist\",\"playlist_id\":890414285},{\"type\":\"playlist\",\"playlist_id\":1428},{\"type\":\"playlist\",\"playlist_id\":867162311},{\"type\":\"playlist\",\"playlist_id\":140294347}]}}}",
    "nonce": "0x78be30128518776c04310221f65c38ac267569907b4f8958eaafd577e773bef0",
    "signature": "0x8f9b29abf4bbcba289d2ec0ff5b3e19b8c1cf988ccf5fc762101970f0d694c065609e619c71b9cc4d91bee7be3a08fe77129bbbe1858252dc5951e1c3e1cbe611b",
    "signer": "0x33c702d534707f8Cada5DdD521C5900827973f1D",
    "userId": "5642"
  }
}