{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6c0ddcaa1f9014b533b7eb217a1caf10e89a5dd65413724640b6cdf09063e8c2",
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}