{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x984c115befe53be5cc0e11b1b7bcf3edc15cc53f7fdd010ab97f211b481ca97a",
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}