{
  "manageEntity": {
    "action": "Save",
    "entityId": "538837114",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x7d34e1135d86eb1702bbe85c1587ca52a82863c17a60c3e5585b424802bb2f9c",
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}