{
  "manageEntity": {
    "action": "Update",
    "entityId": "58600206",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x124c4b5faaa2aa9b9a692946b8b9fd3ed48b43471851db517c76695aaad9f666",
    "signature": "0x5e96a7512b1f785483e1caa69109bbe075ae8a3c525dbefbd998919dcf04dd9c7307ef7cbf06897fc96fa7c13b2407efc21198faa02d81e8455dec64783afcdc1c",
    "signer": "0x7D89eD1c2C9744b86AE1D1301E8F342289D2f3cB",
    "userId": "58600206"
  }
}