{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa33a441f92767aa10e1270e945488537d5d0e63243081223286dd78a77eb62ba",
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}