{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xade1b0070609dd39443a12b089b4f2eb363a30f7fdc9518d2509bc77d21e1d95",
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}