{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xdcfbf1a94dda19c466c18aa91f3958c20a9a1ca7fffd093693d6fe367118d762",
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}