{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xcf65a54766f1cf17db6fa1535debd25a2d43be0b79250c190d74baa31e58b05e",
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}