{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x311a67cea038be029be9b24b75415f6fdce1fd3d29782ea0f4d2bbd708caf68c",
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}