{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xce8591539ef1938e7ba6215b2c0ca6447160ee6743c081ca89dd4eea00ab3079",
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}