{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x58ac78b9161e0b24418022bf1cd58f7e891a9da8a28e3ed6b567a2c17409ddda",
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}