{
  "manageEntity": {
    "action": "Update",
    "entityId": "633924738",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7k6wh7vkrc6hje4cibpipzasqh6lmopm4tfknblscgj6aw23laxq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":149536221},{\"type\":\"playlist\",\"playlist_id\":604840103},{\"type\":\"playlist\",\"playlist_id\":476852489},{\"type\":\"playlist\",\"playlist_id\":482435150}]}}}",
    "nonce": "0x422b76bd3bfc640d27f2307226711fea0a9fbd95882b00c67e7780e138d84f9e",
    "signature": "0x2c940fa62675af84e87cbedf68280d0d70181223288c658e81533a043ab4f3030f73d6173056b60d253f9b8076d5767b3ec9a3fa945f7f73eeddc11805d7905a1b",
    "signer": "0xa22176a11BF6703EFe39D488aA7cC06aa781C44A",
    "userId": "633924738"
  }
}