{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x2f102efcbbd65d0f0d9a4728bf293c1885fe4bb1887ea66a0cc4b0017b271f27",
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}