The answer
Lido's withdrawal queue mints an unstETH NFT representing the right to claim ETH after a withdrawal request is finalized. It is a claim receipt, not a bonus collectible.
What to do next
Keep control of the claim NFT and watch official withdrawal status until claimable.
Lido — Liquid staking protocol
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Ledger hardware wallet
Relevant hardware-backed signing for supported assets; it does not eliminate gas fees, contract vulnerabilities or approval risks.
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