{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf494a86a96fb979b2b22a11ac299522728a6c79c55f324c0925b3ebf0deb50cd",
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}