{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x2dee8c3b16ef2deb4fc5f488ca83d2570e189344a5e7d402d086d528e5f5481d",
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}