{
  "manageEntity": {
    "action": "Update",
    "entityId": "711498293",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x6c56d88928dd01108e73f4c2c7a43c8ef3768791c9ac0d41110bb49b0b525eff",
    "signature": "0x7931125333d22a36026d8dcae685a5a490fc52bf3d6a87765ec7de24765d01233396e23240ec87840a18b0bd460898cf00c7ac48f76a0abbed6871dc61725f281c",
    "signer": "0x2C2de00480394D7353a4AeC1574A9EB3F4B5ca98",
    "userId": "711498293"
  }
}