{
  "manageEntity": {
    "action": "Update",
    "entityId": "605775157",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xa8fdc778778e3c211fecd8ed61bf4662a846df9e9fec628323aacfb370bfd7e4",
    "signature": "0x1c7b3f6ee7b8b981d4951402601e68847a8ae0cbd7ca6aa74e6dc2169f9ad18e40408924dfc5081f3b3c9a9d2997fee1c5ce543ce76dea5bb17a7a3242a3ac1e1c",
    "signer": "0x28B95af038ACb6815848Db6776e96EcF8F17a27d",
    "userId": "605775157"
  }
}