{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x2aa36bf003e1947d7c7af143449d1d14906b960242efa6219d4623c72e0270a6",
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}