{
  "manageEntity": {
    "action": "Save",
    "entityId": "1973982105",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xe429eca121440e35a66d1a1b23318e79529d4cdf1f30c754ee8289d52faaa49a",
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}