{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x3c955ac7c9532be5b144a6260b8070a23d2b22d9902c11ff69b653e25f372692",
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}