{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x91ace04ac2850211ea554f1b3ad395a7171ada8524fe559647283b6df692dbb9",
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}