{
  "manageEntity": {
    "action": "Update",
    "entityId": "77945",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierayrt2hidkollp2u4javq6bltahpkxusgcdey75t2ck5ohfldjlnla\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":34582},{\"type\":\"playlist\",\"playlist_id\":34563},{\"type\":\"playlist\",\"playlist_id\":34570},{\"type\":\"playlist\",\"playlist_id\":34573},{\"type\":\"playlist\",\"playlist_id\":34576},{\"type\":\"playlist\",\"playlist_id\":721424530},{\"type\":\"playlist\",\"playlist_id\":53333940}]}}}",
    "nonce": "0x4fbec2506fe5561fceee371e98262c5469f29c9688e1a6aa9cd2194a4d39ee90",
    "signature": "0xabccca9ef5a09693ee26ec3b8336840acbf089d101961dea15c43aa7b50df90e1bb84bc01efa16e70501474bc94946a4b4d1a8d4d8021ee07108d20fa5324b121b",
    "signer": "0x9Ed11234239Fa9f5F3decCf41Cb8c70955BCa0E6",
    "userId": "77945"
  }
}