{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xea09bd6d5be288f1e8c125d35b0d87f5867521471e88c17884036a873cd1ebf8",
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}