{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x06864a7262a754bfbb32c94c11ed2a982a46f3c73ac26bbadc88ea8c3f15d297",
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}