{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xbe848f73d2b4b37c3c5bef8d1f108e495e3014455ee74eb881ef31ecd64038c7",
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}