{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x32cc84a815d97af9efcd5b55c5858d5ad134a0cf68f02812f364ce1a32abe21f",
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}