{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc822164b5f5cd88d3d7683ea755c5e68ae54ef99269bab5e884ef7f59b7126e3",
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}