{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6ecac3e8658fa085b77dd6bee23c710137eab28ad5f7c24af6c5fb91dadaaca7",
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}