{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x8b99d9f7f530c58bed733387e4b3fd306654711171882b64a55f5d361e5ce0e2",
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}