{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x86ed4eb11e93b6956b433a7b1f2df03671df22ac77bb2c892cf9de27d7ffbaba",
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}