{
  "manageEntity": {
    "action": "Save",
    "entityId": "539763680",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x459c3ca42ee3e1f67f0a83cf5a77803a6c6a0049d1ace77940bd6d16740cfcbc",
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}