{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf592f2781af94ad191785a9d4d503a266ceb7991baa66502c0956ec3e23d3b45",
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}