{
  "manageEntity": {
    "action": "Update",
    "entityId": "595472703",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xba9f151fe06a221b1856ded1c182203a83f33810fd3130c98fb214f91474e7f5",
    "signature": "0xa311c944b724ab1e04fe0587892ea77756d81454ad2365340bdf6a342ea47abd27b4eb9f946e0831bda8c6badf6dbeac7433948921219d99f92fd9050bdf1f2f1b",
    "signer": "0x9695B57A39165c520230e4E139d463488b1bA4F4",
    "userId": "595472703"
  }
}