{
  "manageEntity": {
    "action": "Save",
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    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc436a7d7d9d4912dc88854c595a8cdb43d55357c8bf9d1afdc2d0ac5f4f1b5df",
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}