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Blockchain & Web3

NFT Development Services

Minting contracts, marketplaces and permanent metadata storage built by engineers who will first ask whether a database would do the job, and tell you honestly when it would.

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What NFT Development means in practice

Who it’s for: Organisations with a genuine ownership, provenance or access problem that transferable, publicly-verifiable, per-item ownership actually solves, ticketing that resists fraud and controls resale, membership and access passes, provenance and authenticity certificates for physical or digital goods, in-game and digital assets, plus teams already committed to an NFT project who want it built and secured by people who will be honest about the trade-offs rather than sell them the hype.

NFT development, as a service, means building the technology behind non-fungible tokens: the minting contracts that create them (usually ERC-721 for unique items or ERC-1155 for mixed unique-and-fungible collections), the marketplaces and platforms where they are issued and traded, the minting flows that get them into people’s wallets, the metadata and media that give them meaning, and the wallet and marketplace integrations that make any of it usable. A non-fungible token is, stripped of the noise, a record on a shared ledger that says a particular token is distinct from every other and currently belongs to a particular address. That is the whole of the primitive. Whether that primitive is worth using depends entirely on whether distinct, transferable, publicly-verifiable ownership actually solves a problem you have.

We are blunt about the context, because the field earned its scepticism. NFTs went through a speculative hype cycle that produced an enormous amount of worthless, abandoned and outright fraudulent work, most of it built to sell rather than to be used. We do none of that. We do not build hype, we do not promote NFTs as investments, we make no claims about what any token might be worth, and we will not help you launch something whose only value proposition is that someone else might pay more for it later. What we build is NFT technology in the narrow set of cases where distinct on-chain ownership genuinely solves an ownership, provenance or access problem, and where it does not, we will tell you plainly that a normal database does the job better, which is more often than the field admits.

When the case is real, this is unforgiving software and we treat it as such. An NFT sits on top of smart contracts, and those contracts are immutable once deployed, executed faithfully by every node, and frequently attached to value, so the engineering discipline is the one set out on our smart-contract development page, not the one you would apply to a marketing microsite. And there is a specific, widespread trap in this domain that most projects fall into and that we design around from the start: the token lives on-chain forever, but the picture, the document or the metadata it points to usually does not. This service covers the whole of it. The honest feasibility call, the contract, the storage that actually survives, the marketplace, and the security review.

What you get

  • A feasibility assessment first, delivering a plain verdict on whether NFTs solve your actual problem, and a concrete database-shaped alternative when they do not, which is a common and legitimate outcome
  • Minting contract engineering to the right standard. ERC-721 for genuinely unique items, ERC-1155 for collections that mix unique and multi-copy tokens, written small, from well-reviewed base implementations, with on-chain royalty support (EIP-2981) where it is warranted
  • Minting flows suited to your users, including gasless and lazy minting so a token is only written to chain when it is actually claimed or bought, sparing you the cost and waste of minting things nobody takes
  • Permanent metadata and media storage designed so what the token points to cannot quietly vanish, content-addressed on IPFS with pinning you control, or Arweave where genuinely permanent storage is the requirement, never a token pointing at a private server that will one day 404
  • Marketplace and platform development where you need your own (listing, transfer, primary sale and controlled secondary sale), rather than an assumption that everything must live on a public marketplace you do not control
  • Wallet integration and a claim or purchase experience that is honest about finality and irreversibility, and does not hide from the user what committing a transaction actually means
  • An adversarial security review of every deployed contract, following the discipline on our smart-contract development page, plus documentation your own team can operate the system from

What NFT Development does for you

  • You find out whether an NFT is the wrong tool before you build it

    The single most valuable thing this service often delivers is the word “don’t”. A great deal of what gets scoped as an NFT project is a per-item record with an owner: exactly what a database row solves, more cheaply, more privately and with the ability to correct mistakes. If your items never move between untrusting parties, if you are happy to be the authority on who owns what, an NFT adds cost and permanence you do not need. We establish that at feasibility, for a small fee, rather than billing you to build a system whose blockchain part earns nothing over the database you already run.

  • Ownership and provenance nobody can quietly rewrite

    Where the case is genuine. A ticket that must not be counterfeited, a membership that a holder should be able to transfer without asking you, a provenance record several parties need to trust equally: an NFT gives a distinct, publicly-verifiable claim of ownership that no single operator can silently alter. That is the one property a private database cannot replicate, because a database owner can always change a row. Where that unforgeability and independence from you is the actual requirement, an NFT earns its cost; where it is not, it is expensive decoration, and we build only the former.

  • A token whose meaning does not evaporate

    Most NFT projects have a hidden defect: the token is permanent but the thing it points to is not. The metadata and media sit on a server or a link that, months later, is gone, and the buyer is left holding a token that references nothing. We design storage so that cannot happen: content-addressed references that break loudly rather than silently if tampered with, pinning you actually control, and Arweave where true permanence is required. The benefit is a token that still means what it claimed to mean years after it was minted, which is the entire point of putting ownership on-chain.

Why teams choose us for NFT Development

  • You want engineers who will confirm honestly whether transferable, on-chain, per-item ownership solves your real problem (and tell you plainly when a database solves it better), rather than a firm with an incentive to say every idea needs an NFT.
  • You have a genuine ticketing, membership, provenance, authenticity or digital-asset requirement and want it built by people who treat the underlying contracts as unforgiving software, following the discipline on our smart-contract development page.
  • You have been burned by, or want to avoid, the common failure where the token outlives its metadata, and you want storage engineered so the thing the token points to actually survives.
  • You want a partner who positions NFTs soberly around utility, refuses to build or promote speculation, and gives no financial or investment advice, because you are solving a problem, not launching a market.

What NFT Development includes

The concrete pieces of work this covers, scoped to what your problem actually needs.

  • Feasibility and utility assessment

    The first and most important capability is deciding whether an NFT belongs in your system at all. We interrogate the real requirement: do items need to move between parties without your permission, must ownership be verifiable independently of you, is unforgeability actually load-bearing, and deliver a clear verdict, often with a database-shaped alternative attached. We treat this as real engineering, not a sales preamble, because the most expensive mistake in this field is minting a solution to a problem you never had.

  • Minting contract engineering (ERC-721 and ERC-1155)

    Where NFTs are warranted, we write the minting contracts to the right standard: ERC-721 for genuinely unique, one-of-one items, and ERC-1155 where you need a mix of unique and multi-copy tokens managed efficiently in one contract. We build from well-reviewed base implementations rather than bespoke cleverness, keep contracts small, design any upgrade or admin powers deliberately and visibly, and test adversarially, because a minting contract is immutable once deployed and often holds or gates value.

  • Minting flows: gasless, lazy and batch

    How tokens actually get minted matters as much as the contract. We build the flow that fits your users: lazy minting, where a token is only written to chain when someone claims or buys it, so you are not paying to mint an inventory nobody takes; gasless or sponsored minting, where the platform covers the transaction so users without crypto can still receive a token; and batch minting for large drops. The right flow is chosen from your users and economics, not from what is fashionable.

  • Metadata and permanent media storage

    This is where most projects quietly fail, so we treat it as a first-class capability. We store metadata and media so the token’s meaning persists: content-addressed on IPFS with pinning infrastructure you control, or on Arweave where genuinely permanent, pay-once storage is the requirement. We are explicit about the trade-offs. IPFS content stays available only while something pins it; Arweave is durable but immutable, and we design so the token never ends up pointing at a private URL that can disappear.

  • Marketplace and platform development

    Where you need your own marketplace or minting platform (rather than issuing onto a public one you do not control), we build it: listing, primary sale, transfer, and controlled secondary sale where resale needs rules (a ticketing platform that caps resale price, for instance). Most of a good platform is ordinary, well-built web software wrapped around a small on-chain core, and we build it that way, with the contract kept minimal and the surrounding experience conventional and maintainable.

  • Royalties, wallet integration and contract security review

    We implement on-chain royalty signalling (EIP-2981) where it is warranted, while being honest that royalty enforcement depends on marketplaces choosing to honour it. We build wallet connection, signing and a claim or purchase experience that does not hide finality from the user. And we review every deployed contract adversarially, for reentrancy, access-control flaws, minting and supply bugs, and the economic mistakes that have drained real systems, following the discipline set out on our smart-contract development page, because an unreviewed contract attached to value is an open-ended liability.

Where it fits

  • Event ticketing with anti-fraud and resale control

    Tickets issued as NFTs so each is a distinct, verifiable claim that resists counterfeiting, and resale is governed by rules the contract enforces. A price cap to curb touting, a share routed back to the organiser, transfers disabled after a cut-off. This is one of the clearest genuine utilities: the ticket must be unforgeable, must be transferable by the holder without asking the organiser, and must carry resale rules independent of any one operator. We build the contract, the storage and the wallet-based entry check, and keep the bulk of the platform as ordinary software.

  • Membership and access passes

    A pass that grants access to a space, a community, a product tier or an event, held in the member’s own wallet and transferable by them rather than locked to an account you control. The utility is real where members genuinely benefit from owning and moving the pass themselves, and where access is checked by third parties who need to verify it without going through you. We build the token, the access-check integration and the honest boundaries, being clear that if you are the sole gatekeeper and passes never move between parties, a database membership is simpler and we will say so.

  • Provenance and authenticity for physical or digital goods

    A tamper-evident certificate of authenticity and ownership history for high-value physical items (art, collectibles, luxury goods), or for digital works, where provenance needs to be verifiable by buyers, resellers and authenticators independently of the maker. The token records the chain of custody; the media and documentation are stored permanently so the certificate still resolves years later. We are candid about the limit: an NFT proves the token’s history, not that the physical object in front of you is the genuine one it was bound to. The link between atom and token is a trust boundary we design carefully and describe honestly.

  • In-game and digital assets

    Game or platform items, where the genuine requirement is that players truly own assets, can hold them in their own wallets, and can trade them on a market the platform does not fully control. We build the ERC-1155 or ERC-721 contracts, the minting and trading flows, and the storage. We are also honest about when it is not warranted: if items never leave your platform and you are content to be the authority on ownership, on-chain tokens add cost and permanence for no benefit over your existing database, and we will tell you that before you build.

How we approach NFT Development

We begin every NFT engagement by testing whether you need one, and we mean that as a service rather than a pose. The first work is an honest feasibility assessment: does your problem actually require distinct, transferable, publicly-verifiable ownership that no single operator can rewrite, or would a database row with an owner column serve you better, more cheaply and with the ability to fix mistakes? When it is the latter, we say so plainly, show you the simpler design, and treat that as a successful engagement even though it ends the NFT conversation. The speculative era of this field was built on skipping exactly this question, and we refuse to skip it.

When the requirement is real, we settle the load-bearing decisions before writing contract code: the token standard, the minting flow, and above all where and how the metadata and media are stored so they outlive the token rather than disappearing from under it. Then we build in short cycles, keeping the on-chain core small and treating it as unforgiving software per our smart-contract development discipline, with security and storage-permanence designed in from the outset rather than bolted on. The engineers who design the system review and operate it, so we optimise for something your own team can run for years, not a launch that impresses once and then rots.

How an engagement runs, feasibility to handover

Everything starts with feasibility, and this is the phase we most want you to take seriously, because it is where money is either saved or wasted. We examine your problem against the tests that matter: do items move between untrusting parties, must ownership be verifiable without you, is unforgeability genuinely load-bearing, and deliver a written verdict. If a database is the right answer, you get the simpler architecture and, ideally, the build budget back. If NFTs are warranted, we settle the token standard, the minting flow and the storage strategy explicitly, because those are the choices that are painful to reverse once tokens exist in people’s wallets.

From there we build the smallest real slice first: one token minted end to end, with its metadata and media stored permanently and resolving correctly, deployed to a test network, so the design is proven against reality rather than a whiteboard, and so the storage-permanence question is answered early, not discovered at launch. We then deliver feature by feature in short cycles, keeping the on-chain footprint minimal and the surrounding platform conventional. Before any contract touches real value it is reviewed adversarially. We hand over with an audit of every deployed contract, a storage-permanence review, and documentation thorough enough that your team can operate and extend the system without depending on us.

The mint contract, the storage, and the marketplace

An NFT system has three parts, and the mistake most projects make is putting all their attention on the first. The mint contract is the small on-chain core: it records that a token exists, which standard it follows (ERC-721 for unique items, ERC-1155 for mixed collections), who owns it, and what URI its metadata lives at. It should be small, built from well-reviewed base implementations, and treated as immutable and unforgiving: the discipline on our smart-contract development page applies in full. But the contract is deliberately thin; it holds a pointer and an owner, not the picture, the document or the ticket details themselves.

The metadata and storage layer is where the real durability problem lives, and where we spend proportionate care. A token almost always points off-chain (writing images or large documents on-chain is prohibitively expensive), so the token references metadata, and the metadata references media. If either link points at a private server or a mutable URL, the token can end up meaning nothing the moment that server goes away. So we use content-addressed storage: IPFS, where the address is a hash of the content and pinning infrastructure you control keeps it available, or Arweave, where content is paid for once and stored permanently and immutably. We choose between them on your requirement. IPFS for flexibility with a real pinning commitment, Arweave where permanence is non-negotiable, and we make the trade-offs explicit rather than assuming. The third part, the marketplace or platform, is mostly ordinary, well-built web software: listing, sale, transfer and controlled resale wrapped around the thin on-chain core, and we build it as maintainable conventional software rather than forcing everything onto the chain.

Contract safety and the metadata-permanence pitfall

Contract safety here is the safety discipline described in full on our smart-contract development page, and it applies without exception because an NFT sits on top of smart contracts that are immutable once deployed, executed faithfully by every node, and frequently attached to value. A flaw in a minting contract: a broken access control that lets anyone mint, a reentrancy bug in a sale function, an arithmetic or supply error, an economic mistake in how royalties or payments flow, can be exploited irreversibly, with no patch and often no recourse. We keep contracts small, prefer well-reviewed standard implementations to novelty, design admin and upgrade powers deliberately and visibly, and audit every deployed contract adversarially before it holds real value. We treat the contract as permanent until proven otherwise, because it is.

The second failure mode is specific to NFTs and it is the one teams most consistently underestimate: the token is permanent, but the media it points to usually is not. Countless projects minted tokens whose metadata sat on a private server or an ordinary link, and when that server was decommissioned the tokens were left pointing at nothing: the on-chain ownership survived, but the thing owned had evaporated. This is not a hypothetical; it is one of the most common defects in the entire field. We defend against it by design: content-addressed storage so a reference resolves to exactly the content it names or fails loudly rather than silently swapping, pinning you control so availability does not depend on a service quietly disappearing, and Arweave where true permanence is required. And we are honest about the boundaries an NFT cannot secure. That it proves the token’s history, not that a physical object is genuinely the one bound to it, and that a permanent, public ledger is in tension with privacy law’s right to erasure, which is another reason personal and correctable data belongs off-chain, not in the token.

Utility over hype, then unforgiving engineering

The methodology rests on one conviction that shapes everything else: an NFT is justified only when distinct, transferable, publicly-verifiable ownership that no single operator can rewrite actually solves your problem, and that this is true far less often than the hype cycle pretended. So we lead with the sceptical question rather than the mint, and we treat “you do not need this, a database is better” as a legitimate and valuable deliverable rather than a lost sale. The field is littered with worthless and fraudulent projects built to sell rather than to be used; our job is to be the counterweight, and we would rather forgo a build than participate in speculation dressed up as engineering.

When a build is warranted, the second conviction takes over: this is unforgiving software built on smart contracts, and it must be engineered accordingly, per our smart-contract development discipline. The token standard, the minting flow and the storage strategy are settled before code exists; the on-chain core is kept small and everything correctable and personal is kept off it; contracts are written small, tested adversarially and audited as though they will be attacked; and the metadata is stored so it survives as long as the token does. The engineers who design the system review and operate it, so we build for years of safe operation and a team that can maintain it. And we hold a firm line on remit: we build NFT technology as engineering, we do not promote NFTs as investments, we make no claims about market value, and we give no financial or investment advice, and regulatory treatment of tokens varies by jurisdiction and use, so the legal position is understood before anything ships.

Technologies we build it with

Chosen per problem, not per fashion. This is the stack we most often reach for on this work.

How we deliver

  1. 01

    Discover

    We map the system, the constraints and the business it serves, including the parts nobody documented.

    Architecture brief

  2. 02

    Architect

    Decisions get made, written down and defended before a line of production code exists.

    Decision records

  3. 03

    Build

    Short cycles against working software. You see progress in the product, not in a status deck.

    Shipping increments

  4. 04

    Operate

    Monitoring, incident response and iteration. The system is alive, so the engagement is too.

    Runbooks & SLOs

Want a straight answer on NFT Development?

A short call with a senior engineer, before you write a brief. If NFT Development is the wrong answer for your situation, we will say so and tell you what we think is right.

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What changes

  • The right tool, honestly chosen

    You leave feasibility knowing whether an NFT genuinely solves your problem, and, more often than the field admits, with a simpler, cheaper database design instead and the build budget still in your pocket.

  • Ownership that cannot be quietly rewritten

    Where the case is real, distinct and publicly-verifiable ownership (a fraud-resistant ticket, a transferable pass, a trustworthy provenance record), built for exactly the problem that needs it, and nothing built for a problem that does not.

  • A token whose meaning survives

    Metadata and media stored so what the token points to does not evaporate (content-addressed, pinned or permanent), and contracts audited so the on-chain core is a durable strength rather than a waiting liability.

Industries we serve

Domain knowledge changes what gets built. A few of the sectors we know before the first meeting.

How pricing works

  • A paid discovery and feasibility assessment first (frequently the most valuable thing we do), which establishes whether NFTs solve your actual problem and, if so, which standard, minting flow and storage strategy fit, before any build is committed. When the answer is a database, this small fee is the whole cost you pay, and it will have saved you a great deal more.
  • Fixed-scope builds for well-defined systems. A minting contract with a defined collection, a ticketing or membership platform, a provenance system, quoted once the standard, the flow and the storage approach are settled, so the price reflects a design rather than a guess.
  • Focused smart-contract audits and storage-permanence reviews for existing NFT projects (your own contracts or an inherited deployment), priced by assessment, because an unreviewed contract attached to value and a token pointing at disappearing metadata are both liabilities worth resolving on their own.
  • Monthly senior engagement for evolving platforms where scope shifts and you want continuity from the same people who designed the contracts, chose the storage and understand how to operate the system safely.

Typical timeline

  1. 01

    Feasibility and design

    Typically one to two weeks establishing whether NFTs solve your real problem (and delivering the database-shaped alternative when they do not), then, if warranted, settling the token standard (ERC-721 versus ERC-1155), the minting flow and, critically, the metadata and media storage strategy. These are the decisions everything downstream depends on and the ones most painful to reverse once tokens exist.

  2. 02

    First minted slice

    Two to four weeks delivering one token end to end, minted on a test network with its metadata and media stored permanently and resolving correctly, to prove the design and the storage-permanence approach against reality rather than a whiteboard, and to surface the hard problems while they are still cheap to fix.

  3. 03

    Iterative build

    Feature-by-feature delivery in short cycles. The minting flow, the marketplace or platform, wallet integration, royalties and controlled resale where warranted, keeping the on-chain footprint minimal, with contract testing and storage handled as the work proceeds rather than bolted on at the end.

  4. 04

    Audit and handover

    Adversarial review of every deployed contract, a storage-permanence review, and documentation thorough enough that your own team can operate, extend and reason about the system long after the engagement ends, because the system is meant to be yours, not a dependency on us.

What working with us actually means

  • We will tell you not to mint it

    Much of what arrives as an NFT brief is a per-item record with an owner (a database row), and we say so before you spend a build budget. That honesty is our differentiator in a field that spent years selling the opposite. If you genuinely need transferable, unforgeable, operator-independent ownership we will build it properly; if you do not, you will hear that first, clearly, with the cheaper alternative already drawn.

  • Senior engineers on unforgiving software

    NFTs sit on smart contracts, and contracts punish guesswork: a minting bug is executed faithfully and irreversibly, a broken access control can let anyone mint. The people writing your contracts, choosing your storage and reviewing your key custody are experienced engineers following our smart-contract development discipline, not juniors learning the failure modes at your expense.

  • We design so the metadata does not disappear

    The commonest defect in this field is a permanent token pointing at impermanent media. We treat storage as a first-class engineering problem (content-addressed references, pinning you control, Arweave where permanence is required), so your token still means what it claimed to mean years after it was minted. We operate what we build, so we design for that longevity, not just for a launch.

  • Utility, not speculation

    We build NFT technology as engineering, only where a real ownership, provenance or access problem exists. We do not promote NFTs as investments, we make no claims about what any token might be worth, and we give no financial or investment advice. If your idea depends on the speculative value of a token rather than a genuine utility, we are not the right firm for it, and we will say so honestly rather than take the work.

How to engage us

Three ways to work with us on this, chosen to fit the problem, not our margin.

Related services

Part of Digital Transformation. Other work we do alongside this.

Common questions

Before anything else, do we actually need NFTs, or would a database do?

Very often a database, and we would rather establish that at the start than after you have paid to mint. The honest test: do your items need to move between parties who do not all trust one another, must ownership be verifiable independently of you, and is it genuinely a problem if a single operator could rewrite who owns what? If yes to those, an NFT may be warranted: a ticket that must resist counterfeiting, a pass a member should transfer without asking you, a provenance record several parties trust equally. If you are content to be the sole authority on ownership and items never really leave your platform, a database row with an owner column is simpler, cheaper, private and correctable. That is the outcome of a good many feasibility assessments we run, and when it is yours, we will tell you plainly.

What actually happens to the image or document, does it live on the blockchain?

Almost never, and this is the most important thing to understand before you mint. Writing images or large files on-chain is prohibitively expensive, so the token stores a small pointer to metadata, and the metadata points to the media. The widespread failure (one of the commonest defects in the whole field), is that this pointer aims at a private server or an ordinary link that later goes away, leaving a permanent token that references nothing. We prevent that with content-addressed storage: IPFS, where the address is a hash of the content and pinning infrastructure you control keeps it available, or Arweave, where content is paid for once and stored permanently and immutably. We choose between them on your requirement and make the trade-offs explicit, so the thing your token points to survives as long as the token does.

ERC-721 or ERC-1155, which standard should we use?

It depends on what your tokens represent. ERC-721 is for genuinely unique, one-of-one items: each token is distinct and individually owned, which suits provenance certificates, individual tickets or unique collectibles. ERC-1155 is a multi-token standard that manages many token types, unique and multi-copy, efficiently in a single contract, which suits collections, game items, or membership tiers where you might issue many identical passes alongside some unique ones. ERC-1155 is usually more gas-efficient for large or mixed collections; ERC-721 is simpler and more widely recognised for strictly one-of-one items. We settle this at design time against what you are actually issuing, because it shapes the contract and is awkward to change once tokens exist in wallets.

Can you make minting free or gasless for our users?

Yes, and this is often the right call for utility-driven projects whose users do not hold cryptocurrency. Two techniques matter. Lazy minting means the token is not written to chain up front: it is only minted when someone actually claims or buys it, so you are not paying to mint an inventory nobody takes, and the cost lands only on tokens that are genuinely wanted. Gasless or sponsored minting means the platform covers the transaction fee, so a user can receive a token without holding crypto or understanding gas at all. We build the flow that fits your users and your economics, and we are honest that “gasless” means the cost moves to you rather than vanishing, which is usually the right trade for a ticketing or membership use case, but a decision to make with eyes open.

Can you help us launch an NFT collection to raise money or as an investment?

No, and the boundary matters. Yarqat is a software and AI engineering consultancy: we build NFT technology where it solves a real ownership, provenance or access problem, and we do not build or promote speculation. We do not present NFTs as investments, we make no claims about what any token might be worth, and we give no financial or investment advice. If your idea depends on the value proposition that someone else will later pay more for the token, rather than on a genuine utility a token uniquely provides, we are not the right firm for it and we will say so honestly. Where a project has real utility, we also make sure the regulatory position is understood before anything ships, because the legal treatment of tokens varies by jurisdiction and by exactly what the token does.

Thinking about NFT Development?

Tell us the problem in your own words, not in requirements. A senior engineer reads it and comes back with a straight view on whether NFT Development is the right answer here, or what would be.

  1. 01A senior engineer reads it. Not a form queue, and not an account manager.
  2. 02We reply either with questions or with a straight answer that we are not the right fit.
  3. 03If it looks like a fit, a technical call with the person who would actually run the delivery.
  4. 04Then scope, effort and risk in writing, before anyone signs anything.
Or book a free consultationPick a time that suits you. No pitch, no obligation.Prefer email? support@yarqat.com

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