{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa81d056fe26172dcd46b069a793387e7f8a22f82fb398a9a22fa2e7931c11431",
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}