{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc568e896a2e0a5d3b7a90441608051db51215a8ae9f4e25f7f73bc8652213934",
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}