{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x530b49b83ca6edcc7c2c0ace40aa63b9fa582a978ecd0fe3672e47c25425c3a3",
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}