{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x127560d92cf98b5f2d6593299027c4a9b85066a31f4f6439fd6c624d66a9981d",
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}