{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xdd382b754f7e404e182a365124835b9f06e2437b3ffff8a5df719c6f47f974ab",
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}