{
  "manageEntity": {
    "action": "Update",
    "entityId": "289459232",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera463wufvmnf3h2a6gunl64hxt2q3wmjixq2r7454h3rltjumwkr4a\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":1880616061},{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1325442434}]}}}",
    "nonce": "0x1ecefd722942ac847743e60440d47d6a331718f798b468e7d55a82418561b399",
    "signature": "0x36737f1b8861588093a1ae46a6c609fa05b9455ccfca4b340db55283119be2ed4facae98ac25e28636959ea6090ce8e69a2794330dab34e37aaeee4686526c671c",
    "signer": "0x94f65cd55640695e7f7251A1e47A6461EA6F4a90",
    "userId": "289459232"
  }
}