{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x3811173b9f3afbb1e283472c16a2d8dacb11dc178f6d42bd5d78a77a99374bf8",
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}