{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x24f358fad00d89a9f2cac09582de0e0f0452d9429081de6b3c2786ff5ec86712",
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}