{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xec9a1aecf16e471ace03ae6dcb23d29e77fac42d3bce198c57298129f200fd81",
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}