{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x626ca7b3f32c4a7b6c6241300361af75c3990a2beb795794b361a146bcfb37a6",
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}