{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x739590b943ea756263a00c7d338c63e482faa7a9dce87a7ccc373e91a949c4a2",
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}