{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf3c44c0b6e1b2b92abd8d1215e6eb0c6b1efe366379c1d285c9e02ebedede76f",
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}