{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xab2793a4a6aa51817c5ced8b10dd15b79dc102f011fd652ceb4525d04d1a127b",
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}