{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x730013b51b747831f53f0ea714230702e514fc1667b921d134e97ac70f4056ef",
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}