{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf8f5a45bbd2f243d2363aa3a017a79083ad749c0634f811d70a8c44977ba5f15",
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}