{
  "manageEntity": {
    "action": "Update",
    "entityId": "482858095",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xdfec9a6ea2240cd446ebe9769ef2eed4c9c28d94ca01696914d71115256583c8",
    "signature": "0xb24ccff49537d6d2cb2d4f87192d60e8a3a6c68e4560d149c13c0f825ac96f2043dcefcbd84fef1266b933eb2c7fb6147ec6d9c328f7096f3687634319938ed01c",
    "signer": "0x083626C5983025BFec0Ca7BC8FC5B244f8e29b75",
    "userId": "482858095"
  }
}