{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa2083e777891e35d83726701a6af034a0c96d9e9a2084b79c4160af3736b0590",
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}