{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x161b098fcde7df9b414628bc06c0ab1e00f010542a21d74158f67a87d6ce4a62",
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}