{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xbbd7746767384f8ed5930f73758e57b204cd852445b36043085c75a7c0c274a6",
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}