{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xbadf360eb298236c0730c67ff2c85982521bc0ac17f7b52e317a401f682f55ef",
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}