{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0802f2e23fd8a506cf92584f2c5570177c805ea09a94c49a696b68171940c0f5",
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}