{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xb10460ad6a756931fb8d6893a604554d835122dc9a20e201474e1c95e1ff096a",
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}