{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0286360bbd44c058751d6c78eb8632b84382b19126d7926ba4c27041a0e04646",
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}