{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa281348e46726b112b086cc4a705c35f68073e29032a7d2447d08b3c525aca8d",
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}