{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf2d65d6c686c9841ef927514a06d15a0dbcff60220516e77a1340ba3b7635134",
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}