{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x01d02057fdeefc302ae12e9abbd5a7a9c7c44db0fcd84589fa69fb3382f461b8",
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}