{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xcd401e02a540410c7974c553cd2cf89a712ead9d59c0e13de30765ae0f5a465c",
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}