{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf214b556f53f715a0ac8262e15629546447c492a16245511f75d93956cd15c01",
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}