{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa81d0cf1bdb9f18b174fd711348805e0af3345adb4026f43812912880ab7a2f0",
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}