{
  "manageEntity": {
    "action": "Update",
    "entityId": "798348033",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierahsbooj6kmynzt3tytsvmk2qcb5p52gf4axgyapzg5dxbwiv7ch2a\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1182833019},{\"type\":\"playlist\",\"playlist_id\":907647206},{\"type\":\"playlist\",\"playlist_id\":691605979},{\"type\":\"playlist\",\"playlist_id\":824258539}]}}}",
    "nonce": "0x8472b7c85187b6ccef1678cb84578ddf6d555ec3665aedb91291e421416ff695",
    "signature": "0x6fcb864665b1057e9fa818b716dd4e10d52fda032ae675657e5581542e2650ac1a76e13c856a10dae2532a15fb6022c6daed4fb17cfc68528a3fed437d8243411c",
    "signer": "0x019c1Ea6f901A4f7AeAa1daD2842a34Fdf9A9FB2",
    "userId": "798348033"
  }
}