{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xecca2af910b348c4272dba9aaa256ccdcd37ab772f5fe21ba6b1f52bdb8ce894",
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}