{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0bf2e9ac97b4be6874127e72c206db2b6bba092cfad8e4e28015567aada6aee3",
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}