{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x189b793c6f7c45bad72615a280a7f9c481ce7891f7386722b783f1634bc34ef9",
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}