{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x2180ab4f6c0d2def7c8e7bd6e68afecf7300aaecde5c5bdee5401ecc503317f7",
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}