{
  "manageEntity": {
    "action": "Update",
    "entityId": "975596375",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraz5j46cb64nqvrlafj3le2xvbvyfgasraon6ad4733pvgvkotupyq\",\"data\":{\"name\":\"Caj\",\"handle\":\"Caj\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x0fc799b183b7f829672349c7446151dffbd630ac21b7af234a801e0dfccd0b8d",
    "signature": "0x44e331ca82e1718fda08b1e638e220c0a4d6035ff68fb6d65e10d32c141d8a993e8f1860ae6bdc89fe8945801bd8878bfdeface3223b12da2712f60a7e46146f1c",
    "signer": "0x45C3C3C84b1FBC3f9ecD57BB3e43dE4044d3Ea3E",
    "userId": "975596375"
  }
}