{
  "manageEntity": {
    "action": "Save",
    "entityId": "9873",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xbef4ea3ac6bd65d8b39ec9eb14d1a6ffd48fcfd3e121ab74e9b1bc6a6fe4d02d",
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}