{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0087252914ca0d02408f5a0f0bad59bec0362609e6a24de96b10c73ec2b0eb4d",
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}