{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x543e3c10c97da92b704fc6772d0148f8a0b0a43f7219994ba4513de4ec83775f",
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}