{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x533efedb8dab2785a978f2297d57badfb3212564fc628f6ce0bf3d70d56fe616",
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}