{
  "manageEntity": {
    "action": "Save",
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    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x7b110b9bace1f9b9a7c9ddde0f45cb7de1a3ba2d7613cb9eefd5aaf9beed1726",
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}