{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xde4a87ce324d3fedd96ab39ad538b64d062d9c2d8621eb10c8a67ff41deb3965",
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}