{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x52360aea58558c46a67841e08d6d819458fe2d3a725d842e1564bfbd64537991",
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}